22246877 has 2 divisors, whose sum is σ = 22246878. Its totient is φ = 22246876.

The previous prime is 22246849. The next prime is 22246901. The reversal of 22246877 is 77864222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18783556 + 3463321 = 4334^2 + 1861^2 .

It is a cyclic number.

It is not a de Polignac number, because 22246877 - 2⁸ = 22246621 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22246877.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22246817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11123438 + 11123439.

It is an arithmetic number, because the mean of its divisors is an integer number (11123439).

Almost surely, 2^22246877 is an apocalyptic number.

It is an amenable number.

22246877 is a deficient number, since it is larger than the sum of its proper divisors (1).

22246877 is an equidigital number, since it uses as much as digits as its factorization.

22246877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75264, while the sum is 38.

The square root of 22246877 is about 4716.6595170735. The cubic root of 22246877 is about 281.2481565640.

The spelling of 22246877 in words is "twenty-two million, two hundred forty-six thousand, eight hundred seventy-seven".