390587604 has 48 divisors (see below), whose sum is σ = 1004101056. Its totient is φ = 117184000.

The previous prime is 390587591. The next prime is 390587621. The reversal of 390587604 is 406785093.

It is a happy number.

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, 1317 + ... + 27980.

It is an arithmetic number, because the mean of its divisors is an integer number (20918772).

Almost surely, 2^390587604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 390587604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502050528).

390587604 is an abundant number, since it is smaller than the sum of its proper divisors (613513452).

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

390587604 is a wasteful number, since it uses less digits than its factorization.

390587604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29416 (or 29414 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 390587604 is about 19763.2893011260. The cubic root of 390587604 is about 730.9811065411.

The spelling of 390587604 in words is "three hundred ninety million, five hundred eighty-seven thousand, six hundred four".