23224555 has 16 divisors (see below), whose sum is σ = 29548800. Its totient is φ = 17474400.

The previous prime is 23224541. The next prime is 23224561. The reversal of 23224555 is 55542232.

It is not a de Polignac number, because 23224555 - 2¹³ = 23216363 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13536 + ... + 15154.

It is an arithmetic number, because the mean of its divisors is an integer number (1846800).

Almost surely, 2^23224555 is an apocalyptic number.

23224555 is a deficient number, since it is larger than the sum of its proper divisors (6324245).

23224555 is a wasteful number, since it uses less digits than its factorization.

23224555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794.

The product of its digits is 12000, while the sum is 28.

The square root of 23224555 is about 4819.1861346082. The cubic root of 23224555 is about 285.3092160459.

Adding to 23224555 its reverse (55542232), we get a palindrome (78766787).

The spelling of 23224555 in words is "twenty-three million, two hundred twenty-four thousand, five hundred fifty-five".