22306442620 has 48 divisors (see below), whose sum is σ = 58402326528. Its totient is φ = 6952656960.

The previous prime is 22306442591. The next prime is 22306442623. The reversal of 22306442620 is 2624460322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22306442623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7240812 + ... + 7243891.

It is an arithmetic number, because the mean of its divisors is an integer number (1216715136).

Almost surely, 2^22306442620 is an apocalyptic number.

22306442620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22306442620 is an abundant number, since it is smaller than the sum of its proper divisors (36095883908).

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

22306442620 is a wasteful number, since it uses less digits than its factorization.

22306442620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14484730 (or 14484728 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 22306442620 in words is "twenty-two billion, three hundred six million, four hundred forty-two thousand, six hundred twenty".