2586920328 has 80 divisors (see below), whose sum is σ = 7672026780. Its totient is φ = 811579392.

The previous prime is 2586920327. The next prime is 2586920359. The reversal of 2586920328 is 8230296852.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2469891204 + 117029124 = 49698^2 + 10818^2 .

It is not an unprimeable number, because it can be changed into a prime (2586920327) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 106401 + ... + 128432.

Almost surely, 2^2586920328 is an apocalyptic number.

It is an amenable number.

2586920328 is an abundant number, since it is smaller than the sum of its proper divisors (5085106452).

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

2586920328 is a wasteful number, since it uses less digits than its factorization.

2586920328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234868 (or 234855 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 2586920328 is about 50861.7766893765. The cubic root of 2586920328 is about 1372.7591627419.

The spelling of 2586920328 in words is "two billion, five hundred eighty-six million, nine hundred twenty thousand, three hundred twenty-eight".