396645702 has 32 divisors (see below), whose sum is σ = 822636000. Its totient is φ = 127346688.

The previous prime is 396645671. The next prime is 396645749. The reversal of 396645702 is 207546693.

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, 75588 + ... + 80664.

It is an arithmetic number, because the mean of its divisors is an integer number (25707375).

Almost surely, 2^396645702 is an apocalyptic number.

396645702 is an abundant number, since it is smaller than the sum of its proper divisors (425990298).

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

396645702 is a wasteful number, since it uses less digits than its factorization.

396645702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560.

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 396645702 is about 19915.9660072014. The cubic root of 396645702 is about 734.7409592035.

The spelling of 396645702 in words is "three hundred ninety-six million, six hundred forty-five thousand, seven hundred two".