3956331774 has 16 divisors (see below), whose sum is σ = 8001570960. Its totient is φ = 1303959360.

The previous prime is 3956331773. The next prime is 3956331787. The reversal of 3956331774 is 4771336593.

It is a super-2 number, since 2×3956331774² = 31305122211923974152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3956331773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3703897 + ... + 3704964.

It is an arithmetic number, because the mean of its divisors is an integer number (500098185).

Almost surely, 2^3956331774 is an apocalyptic number.

3956331774 is an abundant number, since it is smaller than the sum of its proper divisors (4045239186).

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

3956331774 is a wasteful number, since it uses less digits than its factorization.

3956331774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7408955.

The product of its digits is 1428840, while the sum is 48.

The square root of 3956331774 is about 62899.3781686274. The cubic root of 3956331774 is about 1581.6033201232.

The spelling of 3956331774 in words is "three billion, nine hundred fifty-six million, three hundred thirty-one thousand, seven hundred seventy-four".