118274156 has 96 divisors (see below), whose sum is σ = 281487360. Its totient is φ = 41990400.

The previous prime is 118274129. The next prime is 118274159. The reversal of 118274156 is 651472811.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (118274159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 436301 + ... + 436571.

It is an arithmetic number, because the mean of its divisors is an integer number (2932160).

Almost surely, 2^118274156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118274156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140743680).

118274156 is an abundant number, since it is smaller than the sum of its proper divisors (163213204).

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

118274156 is a wasteful number, since it uses less digits than its factorization.

118274156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415 (or 413 counting only the distinct ones).

The product of its digits is 13440, while the sum is 35.

The square root of 118274156 is about 10875.3922228120. The cubic root of 118274156 is about 490.8663778317.

The spelling of 118274156 in words is "one hundred eighteen million, two hundred seventy-four thousand, one hundred fifty-six".