1320492 has 24 divisors (see below), whose sum is σ = 3262896. Its totient is φ = 414208.

The previous prime is 1320437. The next prime is 1320533. The reversal of 1320492 is 2940231.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3033 + ... + 3440.

It is an arithmetic number, because the mean of its divisors is an integer number (135954).

2^1320492 is an apocalyptic number.

1320492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1320492 is an abundant number, since it is smaller than the sum of its proper divisors (1942404).

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

1320492 is a wasteful number, since it uses less digits than its factorization.

1320492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6497 (or 6495 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1320492 is about 1149.1266248765. The cubic root of 1320492 is about 109.7097582690.

The spelling of 1320492 in words is "one million, three hundred twenty thousand, four hundred ninety-two".