2558792 has 8 divisors (see below), whose sum is σ = 4797750. Its totient is φ = 1279392.

The previous prime is 2558791. The next prime is 2558813. The reversal of 2558792 is 2978552.

It can be written as a sum of positive squares in only one way, i.e., 2540836 + 17956 = 1594^2 + 134^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2558791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159917 + ... + 159932.

2^2558792 is an apocalyptic number.

It is an amenable number.

2558792 is a deficient number, since it is larger than the sum of its proper divisors (2238958).

2558792 is a wasteful number, since it uses less digits than its factorization.

2558792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319855 (or 319851 counting only the distinct ones).

The product of its digits is 50400, while the sum is 38.

The square root of 2558792 is about 1599.6224554563. The cubic root of 2558792 is about 136.7765551514.

The spelling of 2558792 in words is "two million, five hundred fifty-eight thousand, seven hundred ninety-two".