3947560312 has 16 divisors (see below), whose sum is σ = 7402464360. Its totient is φ = 1973569824.

The previous prime is 3947560291. The next prime is 3947560313. The reversal of 3947560312 is 2130657493.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3947560313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77638 + ... + 117994.

Almost surely, 2^3947560312 is an apocalyptic number.

It is an amenable number.

3947560312 is a deficient number, since it is larger than the sum of its proper divisors (3454904048).

3947560312 is a wasteful number, since it uses less digits than its factorization.

3947560312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52590 (or 52586 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 3947560312 is about 62829.6133363878. The cubic root of 3947560312 is about 1580.4336138305.

The spelling of 3947560312 in words is "three billion, nine hundred forty-seven million, five hundred sixty thousand, three hundred twelve".