3898709012 has 12 divisors (see below), whose sum is σ = 7442990016. Its totient is φ = 1772140440.

The previous prime is 3898708943. The next prime is 3898709027. The reversal of 3898709012 is 2109078983.

It is a super-2 number, since 2×3898709012² = 30399863920500032288, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44303468 + ... + 44303555.

It is an arithmetic number, because the mean of its divisors is an integer number (620249168).

Almost surely, 2^3898709012 is an apocalyptic number.

It is an amenable number.

3898709012 is a deficient number, since it is larger than the sum of its proper divisors (3544281004).

3898709012 is a wasteful number, since it uses less digits than its factorization.

3898709012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88607038 (or 88607036 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 3898709012 is about 62439.6429522143. The cubic root of 3898709012 is about 1573.8872142367.

The spelling of 3898709012 in words is "three billion, eight hundred ninety-eight million, seven hundred nine thousand, twelve".