156453072 has 20 divisors (see below), whose sum is σ = 404170560. Its totient is φ = 52151008.

The previous prime is 156453071. The next prime is 156453097. The reversal of 156453072 is 270354651.

156453072 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 (156453071) 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 3 ways as a sum of consecutive naturals, for example, 1629672 + ... + 1629767.

It is an arithmetic number, because the mean of its divisors is an integer number (20208528).

Almost surely, 2^156453072 is an apocalyptic number.

156453072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

156453072 is an abundant number, since it is smaller than the sum of its proper divisors (247717488).

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

156453072 is a wasteful number, since it uses less digits than its factorization.

156453072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3259450 (or 3259444 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 156453072 is about 12508.1202424665. The cubic root of 156453072 is about 538.8419076877.

The spelling of 156453072 in words is "one hundred fifty-six million, four hundred fifty-three thousand, seventy-two".