157896964 has 24 divisors (see below), whose sum is σ = 284157720. Its totient is φ = 76737024.

The previous prime is 157896961. The next prime is 157896983. The reversal of 157896964 is 469698751.

It can be written as a sum of positive squares in 4 ways, for example, as 23522500 + 134374464 = 4850^2 + 11592^2 .

It is not an unprimeable number, because it can be changed into a prime (157896961) 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, 19692 + ... + 26524.

It is an arithmetic number, because the mean of its divisors is an integer number (11839905).

Almost surely, 2^157896964 is an apocalyptic number.

It is an amenable number.

157896964 is a deficient number, since it is larger than the sum of its proper divisors (126260756).

157896964 is a wasteful number, since it uses less digits than its factorization.

157896964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6999 (or 6997 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 55.

The square root of 157896964 is about 12565.7058695483. The cubic root of 157896964 is about 540.4944761982.

The spelling of 157896964 in words is "one hundred fifty-seven million, eight hundred ninety-six thousand, nine hundred sixty-four".