3904574 has 16 divisors (see below), whose sum is σ = 6137856. Its totient is φ = 1860600.

The previous prime is 3904547. The next prime is 3904591. The reversal of 3904574 is 4754093.

It is a self number, because there is not a number n which added to its sum of digits gives 3904574.

It is a congruent number.

It is an unprimeable number.

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, 3959 + ... + 4845.

It is an arithmetic number, because the mean of its divisors is an integer number (383616).

Almost surely, 2^3904574 is an apocalyptic number.

3904574 is a deficient number, since it is larger than the sum of its proper divisors (2233282).

3904574 is a wasteful number, since it uses less digits than its factorization.

3904574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3904574 is about 1975.9994939271. Note that the first 3 decimals coincide. The cubic root of 3904574 is about 157.4676039862.

The spelling of 3904574 in words is "three million, nine hundred four thousand, five hundred seventy-four".