22750024 has 32 divisors (see below), whose sum is σ = 46720800. Its totient is φ = 10299520.

The previous prime is 22750003. The next prime is 22750027. The reversal of 22750024 is 42005722.

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

It is a junction number, because it is equal to n+sod(n) for n = 22749977 and 22750004.

It is not an unprimeable number, because it can be changed into a prime (22750027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36564 + ... + 37180.

It is an arithmetic number, because the mean of its divisors is an integer number (1460025).

Almost surely, 2^22750024 is an apocalyptic number.

It is an amenable number.

22750024 is an abundant number, since it is smaller than the sum of its proper divisors (23970776).

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

22750024 is a wasteful number, since it uses less digits than its factorization.

22750024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053 (or 1049 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 22750024 is about 4769.6985229677. The cubic root of 22750024 is about 283.3526550453.

Adding to 22750024 its reverse (42005722), we get a palindrome (64755746).

The spelling of 22750024 in words is "twenty-two million, seven hundred fifty thousand, twenty-four".