396590670 has 48 divisors (see below), whose sum is σ = 1178442720. Its totient is φ = 90649152.

The previous prime is 396590567. The next prime is 396590713. The reversal of 396590670 is 76095693.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314125 + ... + 315384.

It is an arithmetic number, because the mean of its divisors is an integer number (24550890).

Almost surely, 2^396590670 is an apocalyptic number.

396590670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

396590670 is an abundant number, since it is smaller than the sum of its proper divisors (781852050).

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

396590670 is a wasteful number, since it uses less digits than its factorization.

396590670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629529 (or 629526 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 396590670 is about 19914.5843541863. The cubic root of 396590670 is about 734.7069774625.

The spelling of 396590670 in words is "three hundred ninety-six million, five hundred ninety thousand, six hundred seventy".