155339604 has 108 divisors (see below), whose sum is σ = 461601504. Its totient is φ = 43914528.

The previous prime is 155339603. The next prime is 155339617. The reversal of 155339604 is 406933551.

155339604 is a `hidden beast` number, since 15 + 5 + 3 + 39 + 604 = 666.

155339604 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

155339604 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155339603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 188337 + ... + 189159.

It is an arithmetic number, because the mean of its divisors is an integer number (4274088).

Almost surely, 2^155339604 is an apocalyptic number.

155339604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155339604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230800752).

155339604 is an abundant number, since it is smaller than the sum of its proper divisors (306261900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155339604 is a wasteful number, since it uses less digits than its factorization.

155339604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954 (or 942 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 155339604 is about 12463.5309603659. The cubic root of 155339604 is about 537.5605602577.

The spelling of 155339604 in words is "one hundred fifty-five million, three hundred thirty-nine thousand, six hundred four".