2573258646 has 32 divisors (see below), whose sum is σ = 6025195008. Its totient is φ = 717284160.

The previous prime is 2573258629. The next prime is 2573258651. The reversal of 2573258646 is 6468523752.

2573258646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2573258595 and 2573258604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 745450 + ... + 748893.

It is an arithmetic number, because the mean of its divisors is an integer number (188287344).

Almost surely, 2^2573258646 is an apocalyptic number.

2573258646 is an abundant number, since it is smaller than the sum of its proper divisors (3451936362).

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

2573258646 is a wasteful number, since it uses less digits than its factorization.

2573258646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494396.

The product of its digits is 2419200, while the sum is 48.

The square root of 2573258646 is about 50727.2968528779. The cubic root of 2573258646 is about 1370.3383549881.

The spelling of 2573258646 in words is "two billion, five hundred seventy-three million, two hundred fifty-eight thousand, six hundred forty-six".