22974892291 has 4 divisors (see below), whose sum is σ = 24742191712. Its totient is φ = 21207592872.

The previous prime is 22974892271. The next prime is 22974892327. The reversal of 22974892291 is 19229847922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22974892291 - 2¹³ = 22974884099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22974892231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883649691 + ... + 883649716.

It is an arithmetic number, because the mean of its divisors is an integer number (6185547928).

Almost surely, 2^22974892291 is an apocalyptic number.

22974892291 is a deficient number, since it is larger than the sum of its proper divisors (1767299421).

22974892291 is a wasteful number, since it uses less digits than its factorization.

22974892291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767299420.

The product of its digits is 2612736, while the sum is 55.

The spelling of 22974892291 in words is "twenty-two billion, nine hundred seventy-four million, eight hundred ninety-two thousand, two hundred ninety-one".