3920974 has 16 divisors (see below), whose sum is σ = 6181200. Its totient is φ = 1862784.

The previous prime is 3920957. The next prime is 3920977. The reversal of 3920974 is 4790293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3920977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3382 + ... + 4390.

It is an arithmetic number, because the mean of its divisors is an integer number (386325).

Almost surely, 2^3920974 is an apocalyptic number.

3920974 is a deficient number, since it is larger than the sum of its proper divisors (2260226).

3920974 is a wasteful number, since it uses less digits than its factorization.

3920974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 3920974 is about 1980.1449441897. The cubic root of 3920974 is about 157.6877612930.

The spelling of 3920974 in words is "three million, nine hundred twenty thousand, nine hundred seventy-four".