12320492 has 6 divisors (see below), whose sum is σ = 21560868. Its totient is φ = 6160244.

The previous prime is 12320491. The next prime is 12320507. The reversal of 12320492 is 29402321.

It is not an unprimeable number, because it can be changed into a prime (12320491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1540058 + ... + 1540065.

It is an arithmetic number, because the mean of its divisors is an integer number (3593478).

Almost surely, 2^12320492 is an apocalyptic number.

It is an amenable number.

12320492 is a deficient number, since it is larger than the sum of its proper divisors (9240376).

12320492 is a wasteful number, since it uses less digits than its factorization.

12320492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080127 (or 3080125 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 12320492 is about 3510.0558400117. The cubic root of 12320492 is about 230.9631444858.

The spelling of 12320492 in words is "twelve million, three hundred twenty thousand, four hundred ninety-two".