422229765 has 48 divisors (see below), whose sum is σ = 739554624. Its totient is φ = 204986880.

The previous prime is 422229751. The next prime is 422229781. The reversal of 422229765 is 567922224.

It is not a de Polignac number, because 422229765 - 2⁵ = 422229733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 244194 + ... + 245916.

It is an arithmetic number, because the mean of its divisors is an integer number (15407388).

Almost surely, 2^422229765 is an apocalyptic number.

It is an amenable number.

422229765 is a deficient number, since it is larger than the sum of its proper divisors (317324859).

422229765 is a wasteful number, since it uses less digits than its factorization.

422229765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810 (or 1779 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 422229765 is about 20548.2302157631. The cubic root of 422229765 is about 750.2101722091.

The spelling of 422229765 in words is "four hundred twenty-two million, two hundred twenty-nine thousand, seven hundred sixty-five".