2797432251 has 8 divisors (see below), whose sum is σ = 3745918800. Its totient is φ = 1856950272.

The previous prime is 2797432223. The next prime is 2797432259. The reversal of 2797432251 is 1522347972.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2797432251 - 2¹⁸ = 2797170107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2797432259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2000326 + ... + 2001723.

It is an arithmetic number, because the mean of its divisors is an integer number (468239850).

Almost surely, 2^2797432251 is an apocalyptic number.

2797432251 is a deficient number, since it is larger than the sum of its proper divisors (948486549).

2797432251 is a wasteful number, since it uses less digits than its factorization.

2797432251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002285.

The product of its digits is 211680, while the sum is 42.

The square root of 2797432251 is about 52890.7577086961. The cubic root of 2797432251 is about 1409.0287647781.

The spelling of 2797432251 in words is "two billion, seven hundred ninety-seven million, four hundred thirty-two thousand, two hundred fifty-one".