422320961 has 8 divisors (see below), whose sum is σ = 445309920. Its totient is φ = 399408192.

The previous prime is 422320903. The next prime is 422320973. The reversal of 422320961 is 169023224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422320961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422320901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7475 + ... + 30008.

It is an arithmetic number, because the mean of its divisors is an integer number (55663740).

Almost surely, 2^422320961 is an apocalyptic number.

It is an amenable number.

422320961 is a deficient number, since it is larger than the sum of its proper divisors (22988959).

422320961 is a wasteful number, since it uses less digits than its factorization.

422320961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38095.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 422320961 is about 20550.4491678406. The cubic root of 422320961 is about 750.2641801194.

The spelling of 422320961 in words is "four hundred twenty-two million, three hundred twenty thousand, nine hundred sixty-one".