396727694 has 16 divisors (see below), whose sum is σ = 658336896. Its totient is φ = 177790200.

The previous prime is 396727687. The next prime is 396727717. The reversal of 396727694 is 496727693.

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, 125432 + ... + 128555.

It is an arithmetic number, because the mean of its divisors is an integer number (41146056).

Almost surely, 2^396727694 is an apocalyptic number.

396727694 is a deficient number, since it is larger than the sum of its proper divisors (261609202).

396727694 is a wasteful number, since it uses less digits than its factorization.

396727694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254071.

The product of its digits is 3429216, while the sum is 53.

The square root of 396727694 is about 19918.0243498194. The cubic root of 396727694 is about 734.7915826608.

Subtracting 396727694 from its reverse (496727693), we obtain a palindrome (99999999).

The spelling of 396727694 in words is "three hundred ninety-six million, seven hundred twenty-seven thousand, six hundred ninety-four".