2798212923 has 48 divisors (see below), whose sum is σ = 4626465792. Its totient is φ = 1614168000.

The previous prime is 2798212919. The next prime is 2798212927. The reversal of 2798212923 is 3292128972.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2798212919) and next prime (2798212927).

It is not a de Polignac number, because 2798212923 - 2² = 2798212919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2798212927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 179736 + ... + 194682.

It is an arithmetic number, because the mean of its divisors is an integer number (96384704).

Almost surely, 2^2798212923 is an apocalyptic number.

2798212923 is a deficient number, since it is larger than the sum of its proper divisors (1828252869).

2798212923 is a wasteful number, since it uses less digits than its factorization.

2798212923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15056 (or 15053 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 2798212923 is about 52898.1372356343. The cubic root of 2798212923 is about 1409.1598238944.

The spelling of 2798212923 in words is "two billion, seven hundred ninety-eight million, two hundred twelve thousand, nine hundred twenty-three".