3951056 has 10 divisors (see below), whose sum is σ = 7655202. Its totient is φ = 1975520.

The previous prime is 3951023. The next prime is 3951071. The reversal of 3951056 is 6501593.

It can be written as a sum of positive squares in only one way, i.e., 3610000 + 341056 = 1900^2 + 584^2 .

It is a super-2 number, since 2×3951056² = 31221687030272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123455 + ... + 123486.

Almost surely, 2^3951056 is an apocalyptic number.

It is an amenable number.

3951056 is a deficient number, since it is larger than the sum of its proper divisors (3704146).

3951056 is a wasteful number, since it uses less digits than its factorization.

3951056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246949 (or 246943 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 3951056 is about 1987.7263393133. The cubic root of 3951056 is about 158.0899983978.

The spelling of 3951056 in words is "three million, nine hundred fifty-one thousand, fifty-six".