394672936 has 16 divisors (see below), whose sum is σ = 845727840. Its totient is φ = 169145520.

The previous prime is 394672931. The next prime is 394672951. The reversal of 394672936 is 639276493.

It is a self number, because there is not a number n which added to its sum of digits gives 394672936.

It is not an unprimeable number, because it can be changed into a prime (394672931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3523810 + ... + 3523921.

It is an arithmetic number, because the mean of its divisors is an integer number (52857990).

Almost surely, 2^394672936 is an apocalyptic number.

It is an amenable number.

394672936 is an abundant number, since it is smaller than the sum of its proper divisors (451054904).

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

394672936 is a wasteful number, since it uses less digits than its factorization.

394672936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7047744 (or 7047740 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 49.

The square root of 394672936 is about 19866.3770224971. The cubic root of 394672936 is about 733.5208260721.

The spelling of 394672936 in words is "three hundred ninety-four million, six hundred seventy-two thousand, nine hundred thirty-six".