394664702 has 4 divisors (see below), whose sum is σ = 591997056. Its totient is φ = 197332350.

The previous prime is 394664701. The next prime is 394664717. The reversal of 394664702 is 207466493.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 394664702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394664701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98666174 + ... + 98666177.

It is an arithmetic number, because the mean of its divisors is an integer number (147999264).

Almost surely, 2^394664702 is an apocalyptic number.

394664702 is a deficient number, since it is larger than the sum of its proper divisors (197332354).

394664702 is a wasteful number, since it uses less digits than its factorization.

394664702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197332353.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 394664702 is about 19866.1697868512. The cubic root of 394664702 is about 733.5157249264.

The spelling of 394664702 in words is "three hundred ninety-four million, six hundred sixty-four thousand, seven hundred two".