157922804 has 24 divisors (see below), whose sum is σ = 307227648. Its totient is φ = 70535520.

The previous prime is 157922803. The next prime is 157922837. The reversal of 157922804 is 408229751.

It is a super-2 number, since 2×157922804² = 49879224046444832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157922801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47372 + ... + 50595.

It is an arithmetic number, because the mean of its divisors is an integer number (12801152).

Almost surely, 2^157922804 is an apocalyptic number.

It is an amenable number.

157922804 is a deficient number, since it is larger than the sum of its proper divisors (149304844).

157922804 is a wasteful number, since it uses less digits than its factorization.

157922804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98015 (or 98013 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 157922804 is about 12566.7340228080. The cubic root of 157922804 is about 540.5239587484.

The spelling of 157922804 in words is "one hundred fifty-seven million, nine hundred twenty-two thousand, eight hundred four".