390650304 has 56 divisors (see below), whose sum is σ = 1127564928. Its totient is φ = 118378240.

The previous prime is 390650303. The next prime is 390650321. The reversal of 390650304 is 403056093.

It is a happy number.

It is a super-3 number, since 3×390650304³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390650303) 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, 90372 + ... + 94595.

It is an arithmetic number, because the mean of its divisors is an integer number (20135088).

Almost surely, 2^390650304 is an apocalyptic number.

It is an amenable number.

390650304 is an abundant number, since it is smaller than the sum of its proper divisors (736914624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

390650304 is a wasteful number, since it uses less digits than its factorization.

390650304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184993 (or 184983 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 390650304 is about 19764.8755118771. The cubic root of 390650304 is about 731.0202186060.

The spelling of 390650304 in words is "three hundred ninety million, six hundred fifty thousand, three hundred four".