3204439990 has 32 divisors (see below), whose sum is σ = 6110458560. Its totient is φ = 1205750784.

The previous prime is 3204439967. The next prime is 3204440039. The reversal of 3204439990 is 999344023.

It is a super-2 number, since 2×3204439990² = 20536871299022400200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 444031 + ... + 451189.

It is an arithmetic number, because the mean of its divisors is an integer number (190951830).

Almost surely, 2^3204439990 is an apocalyptic number.

3204439990 is a deficient number, since it is larger than the sum of its proper divisors (2906018570).

3204439990 is a wasteful number, since it uses less digits than its factorization.

3204439990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9816.

The product of its (nonzero) digits is 209952, while the sum is 43.

The square root of 3204439990 is about 56607.7732294779. The cubic root of 3204439990 is about 1474.2938287776.

The spelling of 3204439990 in words is "three billion, two hundred four million, four hundred thirty-nine thousand, nine hundred ninety".