22875109 has 2 divisors, whose sum is σ = 22875110. Its totient is φ = 22875108.

The previous prime is 22875101. The next prime is 22875119. The reversal of 22875109 is 90157822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22118209 + 756900 = 4703^2 + 870^2 .

It is a cyclic number.

It is not a de Polignac number, because 22875109 - 2³ = 22875101 is a prime.

It is a super-2 number, since 2×22875109² = 1046541223523762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22875101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11437554 + 11437555.

It is an arithmetic number, because the mean of its divisors is an integer number (11437555).

Almost surely, 2^22875109 is an apocalyptic number.

It is an amenable number.

22875109 is a deficient number, since it is larger than the sum of its proper divisors (1).

22875109 is an equidigital number, since it uses as much as digits as its factorization.

22875109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 22875109 is about 4782.7930124562. The cubic root of 22875109 is about 283.8710194252.

It can be divided in two parts, 2287 and 5109, that added together give a square (7396 = 86²).

The spelling of 22875109 in words is "twenty-two million, eight hundred seventy-five thousand, one hundred nine".