3911896 has 16 divisors (see below), whose sum is σ = 7361640. Its totient is φ = 1948800.

The previous prime is 3911881. The next prime is 3911911. The reversal of 3911896 is 6981193.

It is an interprime number because it is at equal distance from previous prime (3911881) and next prime (3911911).

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, 1971 + ... + 3421.

Almost surely, 2^3911896 is an apocalyptic number.

It is an amenable number.

3911896 is a deficient number, since it is larger than the sum of its proper divisors (3449744).

3911896 is a wasteful number, since it uses less digits than its factorization.

3911896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794 (or 1790 counting only the distinct ones).

The product of its digits is 11664, while the sum is 37.

The square root of 3911896 is about 1977.8513594302. The cubic root of 3911896 is about 157.5659721943.

It can be divided in two parts, 39 and 11896, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 3911896 in words is "three million, nine hundred eleven thousand, eight hundred ninety-six".