2972339738 has 16 divisors (see below), whose sum is σ = 4725400680. Its totient is φ = 1397377536.

The previous prime is 2972339723. The next prime is 2972339767. The reversal of 2972339738 is 8379332792.

It can be written as a sum of positive squares in 4 ways, for example, as 2588062129 + 384277609 = 50873^2 + 19603^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2972339738.

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, 7193 + ... + 77436.

Almost surely, 2^2972339738 is an apocalyptic number.

2972339738 is a deficient number, since it is larger than the sum of its proper divisors (1753060942).

2972339738 is a wasteful number, since it uses less digits than its factorization.

2972339738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85681.

The product of its digits is 3429216, while the sum is 53.

The square root of 2972339738 is about 54519.1685373136. The cubic root of 2972339738 is about 1437.8033215806.

The spelling of 2972339738 in words is "two billion, nine hundred seventy-two million, three hundred thirty-nine thousand, seven hundred thirty-eight".