22425077 has 2 divisors, whose sum is σ = 22425078. Its totient is φ = 22425076.

The previous prime is 22425047. The next prime is 22425079. The reversal of 22425077 is 77052422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17380561 + 5044516 = 4169^2 + 2246^2 .

It is a cyclic number.

It is not a de Polignac number, because 22425077 - 2²⁴ = 5647861 is a prime.

Together with 22425079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22425079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11212538 + 11212539.

It is an arithmetic number, because the mean of its divisors is an integer number (11212539).

Almost surely, 2^22425077 is an apocalyptic number.

It is an amenable number.

22425077 is a deficient number, since it is larger than the sum of its proper divisors (1).

22425077 is an equidigital number, since it uses as much as digits as its factorization.

22425077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 22425077 is about 4735.5123270877. The cubic root of 22425077 is about 281.9971035700.

Adding to 22425077 its reverse (77052422), we get a palindrome (99477499).

The spelling of 22425077 in words is "twenty-two million, four hundred twenty-five thousand, seventy-seven".