2057019730 has 16 divisors (see below), whose sum is σ = 3714701760. Its totient is φ = 820126512.

The previous prime is 2057019721. The next prime is 2057019749. The reversal of 2057019730 is 379107502.

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, 331950 + ... + 338089.

It is an arithmetic number, because the mean of its divisors is an integer number (232168860).

Almost surely, 2^2057019730 is an apocalyptic number.

2057019730 is a deficient number, since it is larger than the sum of its proper divisors (1657682030).

2057019730 is a wasteful number, since it uses less digits than its factorization.

2057019730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670353.

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 2057019730 is about 45354.3793916310. The cubic root of 2057019730 is about 1271.7824249941.

The spelling of 2057019730 in words is "two billion, fifty-seven million, nineteen thousand, seven hundred thirty".