8390492 has 24 divisors (see below), whose sum is σ = 16716672. Its totient is φ = 3647600.

The previous prime is 8390479. The next prime is 8390497. The reversal of 8390492 is 2940938.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8390497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3134 + ... + 5157.

It is an arithmetic number, because the mean of its divisors is an integer number (696528).

Almost surely, 2^8390492 is an apocalyptic number.

It is an amenable number.

8390492 is a deficient number, since it is larger than the sum of its proper divisors (8326180).

8390492 is a wasteful number, since it uses less digits than its factorization.

8390492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8329 (or 8327 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 8390492 is about 2896.6345989786. The cubic root of 8390492 is about 203.2025448149.

The spelling of 8390492 in words is "eight million, three hundred ninety thousand, four hundred ninety-two".