2997880136 has 16 divisors (see below), whose sum is σ = 5713174140. Its totient is φ = 1474367040.

The previous prime is 2997880121. The next prime is 2997880139. The reversal of 2997880136 is 6310887992.

It can be written as a sum of positive squares in 2 ways, for example, as 1800304900 + 1197575236 = 42430^2 + 34606^2 .

It is not an unprimeable number, because it can be changed into a prime (2997880139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3071111 + ... + 3072086.

Almost surely, 2^2997880136 is an apocalyptic number.

It is an amenable number.

2997880136 is a deficient number, since it is larger than the sum of its proper divisors (2715294004).

2997880136 is a wasteful number, since it uses less digits than its factorization.

2997880136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6143264 (or 6143260 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 53.

The square root of 2997880136 is about 54752.9007085469. The cubic root of 2997880136 is about 1441.9097821562.

The spelling of 2997880136 in words is "two billion, nine hundred ninety-seven million, eight hundred eighty thousand, one hundred thirty-six".