2957761972 has 24 divisors (see below), whose sum is σ = 5702552352. Its totient is φ = 1331124000.

The previous prime is 2957761969. The next prime is 2957761993. The reversal of 2957761972 is 2791677592.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328338 + ... + 337225.

It is an arithmetic number, because the mean of its divisors is an integer number (237606348).

Almost surely, 2^2957761972 is an apocalyptic number.

2957761972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2957761972 is a deficient number, since it is larger than the sum of its proper divisors (2744790380).

2957761972 is a wasteful number, since it uses less digits than its factorization.

2957761972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665679 (or 665677 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 55.

The square root of 2957761972 is about 54385.3102592970. The cubic root of 2957761972 is about 1435.4489115014.

The spelling of 2957761972 in words is "two billion, nine hundred fifty-seven million, seven hundred sixty-one thousand, nine hundred seventy-two".