22294379 has 2 divisors, whose sum is σ = 22294380. Its totient is φ = 22294378.

The previous prime is 22294369. The next prime is 22294399. The reversal of 22294379 is 97349222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22294379 - 2¹² = 22290283 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22294369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11147189 + 11147190.

It is an arithmetic number, because the mean of its divisors is an integer number (11147190).

Almost surely, 2^22294379 is an apocalyptic number.

22294379 is a deficient number, since it is larger than the sum of its proper divisors (1).

22294379 is an equidigital number, since it uses as much as digits as its factorization.

22294379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 22294379 is about 4721.6923872696. The cubic root of 22294379 is about 281.4481899208.

The spelling of 22294379 in words is "twenty-two million, two hundred ninety-four thousand, three hundred seventy-nine".