2957997328 has 40 divisors (see below), whose sum is σ = 6733069056. Its totient is φ = 1241116800.

The previous prime is 2957997283. The next prime is 2957997359. The reversal of 2957997328 is 8237997592.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644128 + ... + 648703.

Almost surely, 2^2957997328 is an apocalyptic number.

It is an amenable number.

2957997328 is an abundant number, since it is smaller than the sum of its proper divisors (3775071728).

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

2957997328 is a wasteful number, since it uses less digits than its factorization.

2957997328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292863 (or 1292857 counting only the distinct ones).

The product of its digits is 17146080, while the sum is 61.

The square root of 2957997328 is about 54387.4739990745. The cubic root of 2957997328 is about 1435.4869844945.

The spelling of 2957997328 in words is "two billion, nine hundred fifty-seven million, nine hundred ninety-seven thousand, three hundred twenty-eight".