155924120 has 32 divisors (see below), whose sum is σ = 382723920. Its totient is φ = 56699520.

The previous prime is 155924099. The next prime is 155924129. The reversal of 155924120 is 21429551.

155924120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155924129) 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 7 ways as a sum of consecutive naturals, for example, 176747 + ... + 177626.

Almost surely, 2^155924120 is an apocalyptic number.

155924120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155924120 is an abundant number, since it is smaller than the sum of its proper divisors (226799800).

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

155924120 is a wasteful number, since it uses less digits than its factorization.

155924120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354395 (or 354391 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 155924120 is about 12486.9579962455. The cubic root of 155924120 is about 538.2339653924.

The spelling of 155924120 in words is "one hundred fifty-five million, nine hundred twenty-four thousand, one hundred twenty".