3997126304 has 12 divisors (see below), whose sum is σ = 7869342474. Its totient is φ = 1998563136.

The previous prime is 3997126303. The next prime is 3997126313. The reversal of 3997126304 is 4036217993.

It can be written as a sum of positive squares in only one way, i.e., 3243074704 + 754051600 = 56948^2 + 27460^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3997126303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62455067 + ... + 62455130.

Almost surely, 2^3997126304 is an apocalyptic number.

It is an amenable number.

3997126304 is a deficient number, since it is larger than the sum of its proper divisors (3872216170).

3997126304 is a wasteful number, since it uses less digits than its factorization.

3997126304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124910207 (or 124910199 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 3997126304 is about 63222.8305598539. The cubic root of 3997126304 is about 1587.0208185596.

The spelling of 3997126304 in words is "three billion, nine hundred ninety-seven million, one hundred twenty-six thousand, three hundred four".