155324 has 24 divisors (see below), whose sum is σ = 305760. Its totient is φ = 68544.

The previous prime is 155317. The next prime is 155327. The reversal of 155324 is 423551.

It is a junction number, because it is equal to n+sod(n) for n = 155296 and 155305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155327) 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 7 ways as a sum of consecutive naturals, for example, 1457 + ... + 1559.

It is an arithmetic number, because the mean of its divisors is an integer number (12740).

2¹⁵⁵³²⁴ is an apocalyptic number.

It is an amenable number.

155324 is a deficient number, since it is larger than the sum of its proper divisors (150436).

155324 is a wasteful number, since it uses less digits than its factorization.

155324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 147 counting only the distinct ones).

The product of its digits is 600, while the sum is 20.

The square root of 155324 is about 394.1116593048. Note that the first 3 decimals coincide. The cubic root of 155324 is about 53.7542560178.

Adding to 155324 its reverse (423551), we get a palindrome (578875).

It can be divided in two parts, 15532 and 4, that multiplied together give a triangular number (62128 = T₃₅₂).

The spelling of 155324 in words is "one hundred fifty-five thousand, three hundred twenty-four".