22877879 has 2 divisors, whose sum is σ = 22877880. Its totient is φ = 22877878.

The previous prime is 22877873. The next prime is 22877909. The reversal of 22877879 is 97877822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22877879 - 2¹² = 22873783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22877873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11438939 + 11438940.

It is an arithmetic number, because the mean of its divisors is an integer number (11438940).

Almost surely, 2^22877879 is an apocalyptic number.

22877879 is a deficient number, since it is larger than the sum of its proper divisors (1).

22877879 is an equidigital number, since it uses as much as digits as its factorization.

22877879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 790272, while the sum is 50.

The square root of 22877879 is about 4783.0825834393. The cubic root of 22877879 is about 283.8824771628.

The spelling of 22877879 in words is "twenty-two million, eight hundred seventy-seven thousand, eight hundred seventy-nine".