3916731 has 16 divisors (see below), whose sum is σ = 6427904. Its totient is φ = 2065824.

The previous prime is 3916721. The next prime is 3916733. The reversal of 3916731 is 1376193.

It is not a de Polignac number, because 3916731 - 2⁶ = 3916667 is a prime.

It is a super-2 number, since 2×3916731² = 30681563452722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3916733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6901 + ... + 7446.

It is an arithmetic number, because the mean of its divisors is an integer number (401744).

Almost surely, 2^3916731 is an apocalyptic number.

3916731 is a deficient number, since it is larger than the sum of its proper divisors (2511173).

3916731 is a wasteful number, since it uses less digits than its factorization.

3916731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14370.

The product of its digits is 3402, while the sum is 30.

The square root of 3916731 is about 1979.0732679717. The cubic root of 3916731 is about 157.6308612595.

The spelling of 3916731 in words is "three million, nine hundred sixteen thousand, seven hundred thirty-one".