22372051 has 16 divisors (see below), whose sum is σ = 25704000. Its totient is φ = 19403904.

The previous prime is 22372043. The next prime is 22372057. The reversal of 22372051 is 15027322.

It is not a de Polignac number, because 22372051 - 2³ = 22372043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22372057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37050 + ... + 37648.

It is an arithmetic number, because the mean of its divisors is an integer number (1606500).

Almost surely, 2^22372051 is an apocalyptic number.

22372051 is a deficient number, since it is larger than the sum of its proper divisors (3331949).

22372051 is an equidigital number, since it uses as much as digits as its factorization.

22372051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 22372051 is about 4729.9102528484. The cubic root of 22372051 is about 281.7746594443.

Adding to 22372051 its reverse (15027322), we get a palindrome (37399373).

The spelling of 22372051 in words is "twenty-two million, three hundred seventy-two thousand, fifty-one".