22604984220 has 96 divisors (see below), whose sum is σ = 77900272128. Its totient is φ = 4769402112.

The previous prime is 22604984219. The next prime is 22604984221. The reversal of 22604984220 is 2248940622.

It is an interprime number because it is at equal distance from previous prime (22604984219) and next prime (22604984221).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22604984221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2064594 + ... + 2075513.

It is an arithmetic number, because the mean of its divisors is an integer number (811461168).

Almost surely, 2^22604984220 is an apocalyptic number.

22604984220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22604984220 is an abundant number, since it is smaller than the sum of its proper divisors (55295287908).

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

22604984220 is a wasteful number, since it uses less digits than its factorization.

22604984220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140139 (or 4140137 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 22604984220 in words is "twenty-two billion, six hundred four million, nine hundred eighty-four thousand, two hundred twenty".