2899973896 has 8 divisors (see below), whose sum is σ = 5437451070. Its totient is φ = 1449986944.

The previous prime is 2899973893. The next prime is 2899973897. The reversal of 2899973896 is 6983799982.

It can be written as a sum of positive squares in only one way, i.e., 2886912900 + 13060996 = 53730^2 + 3614^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2899973893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181248361 + ... + 181248376.

Almost surely, 2^2899973896 is an apocalyptic number.

It is an amenable number.

2899973896 is a deficient number, since it is larger than the sum of its proper divisors (2537477174).

2899973896 is a wasteful number, since it uses less digits than its factorization.

2899973896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362496743 (or 362496739 counting only the distinct ones).

The product of its digits is 105815808, while the sum is 70.

The square root of 2899973896 is about 53851.4057012442. The cubic root of 2899973896 is about 1426.0388683445.

The spelling of 2899973896 in words is "two billion, eight hundred ninety-nine million, nine hundred seventy-three thousand, eight hundred ninety-six".