3907982 has 32 divisors (see below), whose sum is σ = 6713280. Its totient is φ = 1693440.

The previous prime is 3907979. The next prime is 3907987. The reversal of 3907982 is 2897093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3907987) 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, 53498 + ... + 53570.

It is an arithmetic number, because the mean of its divisors is an integer number (209790).

Almost surely, 2^3907982 is an apocalyptic number.

3907982 is a deficient number, since it is larger than the sum of its proper divisors (2805298).

3907982 is a wasteful number, since it uses less digits than its factorization.

3907982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 3907982 is about 1976.8616542389. The cubic root of 3907982 is about 157.5134044189.

The spelling of 3907982 in words is "three million, nine hundred seven thousand, nine hundred eighty-two".