3896438120 has 32 divisors (see below), whose sum is σ = 8970873120. Its totient is φ = 1522328640.

The previous prime is 3896438107. The next prime is 3896438137. The reversal of 3896438120 is 218346983.

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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1130966 + ... + 1134405.

It is an arithmetic number, because the mean of its divisors is an integer number (280339785).

Almost surely, 2^3896438120 is an apocalyptic number.

It is an amenable number.

3896438120 is an abundant number, since it is smaller than the sum of its proper divisors (5074435000).

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

3896438120 is a wasteful number, since it uses less digits than its factorization.

3896438120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265425 (or 2265421 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 3896438120 is about 62421.4556062257. The cubic root of 3896438120 is about 1573.5815727161.

The spelling of 3896438120 in words is "three billion, eight hundred ninety-six million, four hundred thirty-eight thousand, one hundred twenty".