372422779 has 2 divisors, whose sum is σ = 372422780. Its totient is φ = 372422778.

The previous prime is 372422767. The next prime is 372422821. The reversal of 372422779 is 977224273.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 372422779 - 2²³ = 364034171 is a prime.

It is not a weakly prime, because it can be changed into another prime (372422749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186211389 + 186211390.

It is an arithmetic number, because the mean of its divisors is an integer number (186211390).

Almost surely, 2^372422779 is an apocalyptic number.

372422779 is a deficient number, since it is larger than the sum of its proper divisors (1).

372422779 is an equidigital number, since it uses as much as digits as its factorization.

372422779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 296352, while the sum is 43.

The square root of 372422779 is about 19298.2584447406. The cubic root of 372422779 is about 719.4689879671.

The spelling of 372422779 in words is "three hundred seventy-two million, four hundred twenty-two thousand, seven hundred seventy-nine".