394252692 has 48 divisors (see below), whose sum is σ = 933774912. Its totient is φ = 129452800.

The previous prime is 394252657. The next prime is 394252693. The reversal of 394252692 is 296252493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394252693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274408 + ... + 275840.

It is an arithmetic number, because the mean of its divisors is an integer number (19453644).

Almost surely, 2^394252692 is an apocalyptic number.

It is an amenable number.

394252692 is an abundant number, since it is smaller than the sum of its proper divisors (539522220).

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

394252692 is a wasteful number, since it uses less digits than its factorization.

394252692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768 (or 1766 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 394252692 is about 19855.7974405462. The cubic root of 394252692 is about 733.2603849384.

The spelling of 394252692 in words is "three hundred ninety-four million, two hundred fifty-two thousand, six hundred ninety-two".