2057826630 has 16 divisors (see below), whose sum is σ = 4938783984. Its totient is φ = 548753760.

The previous prime is 2057826577. The next prime is 2057826679. The reversal of 2057826630 is 366287502.

It is a congruent number.

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, 34297081 + ... + 34297140.

It is an arithmetic number, because the mean of its divisors is an integer number (308673999).

Almost surely, 2^2057826630 is an apocalyptic number.

2057826630 is an abundant number, since it is smaller than the sum of its proper divisors (2880957354).

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

2057826630 is a wasteful number, since it uses less digits than its factorization.

2057826630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68594231.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 2057826630 is about 45363.2740220544. The cubic root of 2057826630 is about 1271.9486958165.

The spelling of 2057826630 in words is "two billion, fifty-seven million, eight hundred twenty-six thousand, six hundred thirty".