22650232 has 24 divisors (see below), whose sum is σ = 46683000. Its totient is φ = 10295120.

The previous prime is 22650227. The next prime is 22650241. The reversal of 22650232 is 23205622.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10732 + ... + 12667.

It is an arithmetic number, because the mean of its divisors is an integer number (1945125).

Almost surely, 2^22650232 is an apocalyptic number.

22650232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22650232 is an abundant number, since it is smaller than the sum of its proper divisors (24032768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22650232 is a wasteful number, since it uses less digits than its factorization.

22650232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23427 (or 23412 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 22650232 is about 4759.2259874900. The cubic root of 22650232 is about 282.9377430508.

Adding to 22650232 its reverse (23205622), we get a palindrome (45855854).

It can be divided in two parts, 2265023 and 2, that added together give a square (2265025 = 1505²).

The spelling of 22650232 in words is "twenty-two million, six hundred fifty thousand, two hundred thirty-two".