22984521 has 24 divisors (see below), whose sum is σ = 36630720. Its totient is φ = 12556896.

The previous prime is 22984519. The next prime is 22984523. The reversal of 22984521 is 12548922.

It is an interprime number because it is at equal distance from previous prime (22984519) and next prime (22984523).

It is not a de Polignac number, because 22984521 - 2¹ = 22984519 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22984523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10075 + ... + 12143.

It is an arithmetic number, because the mean of its divisors is an integer number (1526280).

Almost surely, 2^22984521 is an apocalyptic number.

22984521 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22984521 is a deficient number, since it is larger than the sum of its proper divisors (13646199).

22984521 is a wasteful number, since it uses less digits than its factorization.

22984521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125 (or 2102 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 22984521 is about 4794.2174543923. The cubic root of 22984521 is about 284.3228862520.

The spelling of 22984521 in words is "twenty-two million, nine hundred eighty-four thousand, five hundred twenty-one".