2972599969 has 2 divisors, whose sum is σ = 2972599970. Its totient is φ = 2972599968.

The previous prime is 2972599919. The next prime is 2972599997. The reversal of 2972599969 is 9699952792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2553988369 + 418611600 = 50537^2 + 20460^2 .

It is a cyclic number.

It is not a de Polignac number, because 2972599969 - 2⁷ = 2972599841 is a prime.

It is a super-2 number, since 2×2972599969² = 17672701151397601922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2972599909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486299984 + 1486299985.

It is an arithmetic number, because the mean of its divisors is an integer number (1486299985).

Almost surely, 2^2972599969 is an apocalyptic number.

It is an amenable number.

2972599969 is a deficient number, since it is larger than the sum of its proper divisors (1).

2972599969 is an equidigital number, since it uses as much as digits as its factorization.

2972599969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49601160, while the sum is 67.

The square root of 2972599969 is about 54521.5550860391. Note that the first 3 decimals coincide. The cubic root of 2972599969 is about 1437.8452806780.

The spelling of 2972599969 in words is "two billion, nine hundred seventy-two million, five hundred ninety-nine thousand, nine hundred sixty-nine".