3957896424 has 32 divisors (see below), whose sum is σ = 9897726240. Its totient is φ = 1318900800.

The previous prime is 3957896377. The next prime is 3957896533. The reversal of 3957896424 is 4246987593.

It is a super-4 number, since 4×3957896424⁴ (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

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, 62614 + ... + 108794.

It is an arithmetic number, because the mean of its divisors is an integer number (309303945).

Almost surely, 2^3957896424 is an apocalyptic number.

It is an amenable number.

3957896424 is an abundant number, since it is smaller than the sum of its proper divisors (5939829816).

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

3957896424 is a wasteful number, since it uses less digits than its factorization.

3957896424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49761 (or 49757 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 57.

The square root of 3957896424 is about 62911.8146614767. The cubic root of 3957896424 is about 1581.8117901254.

The spelling of 3957896424 in words is "three billion, nine hundred fifty-seven million, eight hundred ninety-six thousand, four hundred twenty-four".