22356379 has 2 divisors, whose sum is σ = 22356380. Its totient is φ = 22356378.

The previous prime is 22356371. The next prime is 22356461. The reversal of 22356379 is 97365322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22356379 - 2³ = 22356371 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22356371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11178189 + 11178190.

It is an arithmetic number, because the mean of its divisors is an integer number (11178190).

Almost surely, 2^22356379 is an apocalyptic number.

22356379 is a deficient number, since it is larger than the sum of its proper divisors (1).

22356379 is an equidigital number, since it uses as much as digits as its factorization.

22356379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 37.

The square root of 22356379 is about 4728.2532715581. The cubic root of 22356379 is about 281.7088481035.

The spelling of 22356379 in words is "twenty-two million, three hundred fifty-six thousand, three hundred seventy-nine".