22725633 has 16 divisors (see below), whose sum is σ = 36135936. Its totient is φ = 12421200.

The previous prime is 22725607. The next prime is 22725643. The reversal of 22725633 is 33652722.

It is not a de Polignac number, because 22725633 - 2⁶ = 22725569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22725633.

It is not an unprimeable number, because it can be changed into a prime (22725643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23043 + ... + 24008.

It is an arithmetic number, because the mean of its divisors is an integer number (2258496).

Almost surely, 2^22725633 is an apocalyptic number.

22725633 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22725633 is a deficient number, since it is larger than the sum of its proper divisors (13410303).

22725633 is a wasteful number, since it uses less digits than its factorization.

22725633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47084.

The product of its digits is 15120, while the sum is 30.

The square root of 22725633 is about 4767.1409670787. The cubic root of 22725633 is about 283.2513551374.

The spelling of 22725633 in words is "twenty-two million, seven hundred twenty-five thousand, six hundred thirty-three".