22825489 has 2 divisors, whose sum is σ = 22825490. Its totient is φ = 22825488.

The previous prime is 22825483. The next prime is 22825511. The reversal of 22825489 is 98452822.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21344400 + 1481089 = 4620^2 + 1217^2 .

It is a cyclic number.

It is not a de Polignac number, because 22825489 - 2²³ = 14436881 is a prime.

It is not a weakly prime, because it can be changed into another prime (22825483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11412744 + 11412745.

It is an arithmetic number, because the mean of its divisors is an integer number (11412745).

Almost surely, 2^22825489 is an apocalyptic number.

It is an amenable number.

22825489 is a deficient number, since it is larger than the sum of its proper divisors (1).

22825489 is an equidigital number, since it uses as much as digits as its factorization.

22825489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92160, while the sum is 40.

The square root of 22825489 is about 4777.6028508029. The cubic root of 22825489 is about 283.6656160030.

The spelling of 22825489 in words is "twenty-two million, eight hundred twenty-five thousand, four hundred eighty-nine".