156457476 has 144 divisors (see below), whose sum is σ = 487992960. Its totient is φ = 41264640.

The previous prime is 156457463. The next prime is 156457481. The reversal of 156457476 is 674754651.

156457476 is a `hidden beast` number, since 1 + 5 + 6 + 4 + 574 + 76 = 666.

156457476 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 195910 + ... + 196706.

It is an arithmetic number, because the mean of its divisors is an integer number (3388840).

Almost surely, 2^156457476 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 156457476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243996480).

156457476 is an abundant number, since it is smaller than the sum of its proper divisors (331535484).

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

156457476 is a wasteful number, since it uses less digits than its factorization.

156457476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 869 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 156457476 is about 12508.2962868650. The cubic root of 156457476 is about 538.8469635967.

The spelling of 156457476 in words is "one hundred fifty-six million, four hundred fifty-seven thousand, four hundred seventy-six".