2939895764 has 48 divisors (see below), whose sum is σ = 6033350400. Its totient is φ = 1241122176.

The previous prime is 2939895737. The next prime is 2939895839. The reversal of 2939895764 is 4675989392.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2939895697 and 2939895706.

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, 22652 + ... + 79955.

It is an arithmetic number, because the mean of its divisors is an integer number (125694800).

Almost surely, 2^2939895764 is an apocalyptic number.

It is an amenable number.

2939895764 is an abundant number, since it is smaller than the sum of its proper divisors (3093454636).

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

2939895764 is a wasteful number, since it uses less digits than its factorization.

2939895764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102672 (or 102670 counting only the distinct ones).

The product of its digits is 29393280, while the sum is 62.

The square root of 2939895764 is about 54220.8056376886. The cubic root of 2939895764 is about 1432.5528208205.

The spelling of 2939895764 in words is "two billion, nine hundred thirty-nine million, eight hundred ninety-five thousand, seven hundred sixty-four".