3972757970 has 16 divisors (see below), whose sum is σ = 7231313880. Its totient is φ = 1571247744.

The previous prime is 3972757967. The next prime is 3972757981. The reversal of 3972757970 is 797572793.

It can be written as a sum of positive squares in 4 ways, for example, as 3536324089 + 436433881 = 59467^2 + 20891^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2230997 + ... + 2232776.

Almost surely, 2^3972757970 is an apocalyptic number.

3972757970 is a deficient number, since it is larger than the sum of its proper divisors (3258555910).

3972757970 is a wasteful number, since it uses less digits than its factorization.

3972757970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4463869.

The product of its (nonzero) digits is 5834430, while the sum is 56.

The square root of 3972757970 is about 63029.8181022284. The cubic root of 3972757970 is about 1583.7891710120.

The spelling of 3972757970 in words is "three billion, nine hundred seventy-two million, seven hundred fifty-seven thousand, nine hundred seventy".