395625590 has 16 divisors (see below), whose sum is σ = 713679120. Its totient is φ = 157905120.

The previous prime is 395625589. The next prime is 395625631. The reversal of 395625590 is 95526593.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38300 + ... + 47519.

It is an arithmetic number, because the mean of its divisors is an integer number (44604945).

Almost surely, 2^395625590 is an apocalyptic number.

395625590 is a deficient number, since it is larger than the sum of its proper divisors (318053530).

395625590 is a wasteful number, since it uses less digits than its factorization.

395625590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86287.

The product of its (nonzero) digits is 364500, while the sum is 44.

The square root of 395625590 is about 19890.3391122424. The cubic root of 395625590 is about 734.1105380377.

The spelling of 395625590 in words is "three hundred ninety-five million, six hundred twenty-five thousand, five hundred ninety".