422032379 has 2 divisors, whose sum is σ = 422032380. Its totient is φ = 422032378.

The previous prime is 422032363. The next prime is 422032399. The reversal of 422032379 is 973230224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422032379 - 2⁴ = 422032363 is a prime.

It is a super-2 number, since 2×422032379² = 356222657848799282, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422032309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211016189 + 211016190.

It is an arithmetic number, because the mean of its divisors is an integer number (211016190).

Almost surely, 2^422032379 is an apocalyptic number.

422032379 is a deficient number, since it is larger than the sum of its proper divisors (1).

422032379 is an equidigital number, since it uses as much as digits as its factorization.

422032379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 422032379 is about 20543.4266615869. The cubic root of 422032379 is about 750.0932500351.

The spelling of 422032379 in words is "four hundred twenty-two million, thirty-two thousand, three hundred seventy-nine".