22420607 has 12 divisors (see below), whose sum is σ = 25575144. Its totient is φ = 19491120.

The previous prime is 22420591. The next prime is 22420609. The reversal of 22420607 is 70602422.

It is not a de Polignac number, because 22420607 - 2⁴ = 22420591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3893 + ... + 7745.

It is an arithmetic number, because the mean of its divisors is an integer number (2131262).

Almost surely, 2^22420607 is an apocalyptic number.

22420607 is a deficient number, since it is larger than the sum of its proper divisors (3154537).

22420607 is a wasteful number, since it uses less digits than its factorization.

22420607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910 (or 3887 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 22420607 is about 4735.0403377374. The cubic root of 22420607 is about 281.9783654580.

The spelling of 22420607 in words is "twenty-two million, four hundred twenty thousand, six hundred seven".