1939260057 has 32 divisors (see below), whose sum is σ = 3166636032. Its totient is φ = 1030381824.

The previous prime is 1939260041. The next prime is 1939260067. The reversal of 1939260057 is 7500629391.

It is not a de Polignac number, because 1939260057 - 2⁴ = 1939260041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1939260017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3093 + ... + 62354.

It is an arithmetic number, because the mean of its divisors is an integer number (98957376).

Almost surely, 2^1939260057 is an apocalyptic number.

1939260057 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1939260057 is a deficient number, since it is larger than the sum of its proper divisors (1227375975).

1939260057 is a wasteful number, since it uses less digits than its factorization.

1939260057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65557.

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 1939260057 is about 44037.0305197796. The cubic root of 1939260057 is about 1247.0351186362.

The spelling of 1939260057 in words is "one billion, nine hundred thirty-nine million, two hundred sixty thousand, fifty-seven".