422057971 has 2 divisors, whose sum is σ = 422057972. Its totient is φ = 422057970.

The previous prime is 422057959. The next prime is 422057983. The reversal of 422057971 is 179750224.

It is a balanced prime because it is at equal distance from previous prime (422057959) and next prime (422057983).

It is a cyclic number.

It is not a de Polignac number, because 422057971 - 2⁵ = 422057939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422057971.

It is not a weakly prime, because it can be changed into another prime (422057941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211028985 + 211028986.

It is an arithmetic number, because the mean of its divisors is an integer number (211028986).

Almost surely, 2^422057971 is an apocalyptic number.

422057971 is a deficient number, since it is larger than the sum of its proper divisors (1).

422057971 is an equidigital number, since it uses as much as digits as its factorization.

422057971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 422057971 is about 20544.0495277830. The cubic root of 422057971 is about 750.1084115877.

It can be divided in two parts, 42205 and 7971, that added together give a square (50176 = 224²).

The spelling of 422057971 in words is "four hundred twenty-two million, fifty-seven thousand, nine hundred seventy-one".