22924147 has 4 divisors (see below), whose sum is σ = 22974336. Its totient is φ = 22873960.

The previous prime is 22924129. The next prime is 22924151. The reversal of 22924147 is 74142922.

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 22924147 - 2²³ = 14535539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22924247) 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, 24403 + ... + 25324.

It is an arithmetic number, because the mean of its divisors is an integer number (5743584).

Almost surely, 2^22924147 is an apocalyptic number.

22924147 is a deficient number, since it is larger than the sum of its proper divisors (50189).

22924147 is an equidigital number, since it uses as much as digits as its factorization.

22924147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50188.

The product of its digits is 8064, while the sum is 31.

The square root of 22924147 is about 4787.9167703710. The cubic root of 22924147 is about 284.0737220171.

The spelling of 22924147 in words is "twenty-two million, nine hundred twenty-four thousand, one hundred forty-seven".