3990934 has 8 divisors (see below), whose sum is σ = 6039720. Its totient is φ = 1977696.

The previous prime is 3990929. The next prime is 3990967. The reversal of 3990934 is 4390993.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3990893 and 3990902.

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 3 ways as a sum of consecutive naturals, for example, 8604 + ... + 9055.

It is an arithmetic number, because the mean of its divisors is an integer number (754965).

Almost surely, 2^3990934 is an apocalyptic number.

3990934 is a deficient number, since it is larger than the sum of its proper divisors (2048786).

3990934 is a wasteful number, since it uses less digits than its factorization.

3990934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17774.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 3990934 is about 1997.7322142870. The cubic root of 3990934 is about 158.6200863274.

The spelling of 3990934 in words is "three million, nine hundred ninety thousand, nine hundred thirty-four".