22503930 has 16 divisors (see below), whose sum is σ = 54009504. Its totient is φ = 6001040.

The previous prime is 22503889. The next prime is 22503941. The reversal of 22503930 is 3930522.

It is a self number, because there is not a number n which added to its sum of digits gives 22503930.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375036 + ... + 375095.

It is an arithmetic number, because the mean of its divisors is an integer number (3375594).

Almost surely, 2^22503930 is an apocalyptic number.

22503930 is an abundant number, since it is smaller than the sum of its proper divisors (31505574).

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

22503930 is a wasteful number, since it uses less digits than its factorization.

22503930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750141.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 22503930 is about 4743.8307305383. The cubic root of 22503930 is about 282.3272444701.

The spelling of 22503930 in words is "twenty-two million, five hundred three thousand, nine hundred thirty".