3897064592 has 20 divisors (see below), whose sum is σ = 7556704956. Its totient is φ = 1946947200.

The previous prime is 3897064571. The next prime is 3897064603. The reversal of 3897064592 is 2954607983.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2274908416 + 1622156176 = 47696^2 + 40276^2 .

It is a super-2 number, since 2×3897064592² = 30374224868440252928, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78659 + ... + 118242.

Almost surely, 2^3897064592 is an apocalyptic number.

It is an amenable number.

3897064592 is a deficient number, since it is larger than the sum of its proper divisors (3659640364).

3897064592 is a wasteful number, since it uses less digits than its factorization.

3897064592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198146 (or 198140 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 53.

The square root of 3897064592 is about 62426.4734868149. The cubic root of 3897064592 is about 1573.6659020391.

The spelling of 3897064592 in words is "three billion, eight hundred ninety-seven million, sixty-four thousand, five hundred ninety-two".