2902099972 has 12 divisors (see below), whose sum is σ = 5087480860. Its totient is φ = 1448534016.

The previous prime is 2902099951. The next prime is 2902099973. The reversal of 2902099972 is 2799902092.

It can be written as a sum of positive squares in 2 ways, for example, as 1635878916 + 1266221056 = 40446^2 + 35584^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2902099973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626397 + ... + 631012.

Almost surely, 2^2902099972 is an apocalyptic number.

It is an amenable number.

2902099972 is a deficient number, since it is larger than the sum of its proper divisors (2185380888).

2902099972 is a wasteful number, since it uses less digits than its factorization.

2902099972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257990 (or 1257988 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 49.

The square root of 2902099972 is about 53871.1422934394. The cubic root of 2902099972 is about 1426.3872768129.

The spelling of 2902099972 in words is "two billion, nine hundred two million, ninety-nine thousand, nine hundred seventy-two".