390105696 has 24 divisors (see below), whose sum is σ = 1024027704. Its totient is φ = 130035200.

The previous prime is 390105641. The next prime is 390105707. The reversal of 390105696 is 696501093.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2031705 + ... + 2031896.

It is an arithmetic number, because the mean of its divisors is an integer number (42667821).

Almost surely, 2^390105696 is an apocalyptic number.

It is an amenable number.

390105696 is an abundant number, since it is smaller than the sum of its proper divisors (633922008).

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

390105696 is a wasteful number, since it uses less digits than its factorization.

390105696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4063614 (or 4063606 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 39.

The square root of 390105696 is about 19751.0935393461. The cubic root of 390105696 is about 730.6803540216.

The spelling of 390105696 in words is "three hundred ninety million, one hundred five thousand, six hundred ninety-six".