422922757 has 4 divisors (see below), whose sum is σ = 422970336. Its totient is φ = 422875180.

The previous prime is 422922751. The next prime is 422922761. The reversal of 422922757 is 757229224.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 422922757 - 2¹⁵ = 422889989 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422922751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6043 + ... + 29704.

It is an arithmetic number, because the mean of its divisors is an integer number (105742584).

Almost surely, 2^422922757 is an apocalyptic number.

It is an amenable number.

422922757 is a deficient number, since it is larger than the sum of its proper divisors (47579).

422922757 is a wasteful number, since it uses less digits than its factorization.

422922757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47578.

The product of its digits is 141120, while the sum is 40.

The square root of 422922757 is about 20565.0858738786. The cubic root of 422922757 is about 750.6203797342.

The spelling of 422922757 in words is "four hundred twenty-two million, nine hundred twenty-two thousand, seven hundred fifty-seven".