1980592 has 10 divisors (see below), whose sum is σ = 3837428. Its totient is φ = 990288.

The previous prime is 1980581. The next prime is 1980607. The reversal of 1980592 is 2950891.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61878 + ... + 61909.

2^1980592 is an apocalyptic number.

It is an amenable number.

1980592 is a deficient number, since it is larger than the sum of its proper divisors (1856836).

1980592 is a wasteful number, since it uses less digits than its factorization.

1980592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123795 (or 123789 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 1980592 is about 1407.3350702658. The cubic root of 1980592 is about 125.5832371100.

Subtracting 1980592 from its reverse (2950891), we obtain a cube (970299 = 99³).

The spelling of 1980592 in words is "one million, nine hundred eighty thousand, five hundred ninety-two".