422256776 has 16 divisors (see below), whose sum is σ = 791996940. Its totient is φ = 211057600.

The previous prime is 422256763. The next prime is 422256799. The reversal of 422256776 is 677652224.

It can be written as a sum of positive squares in 2 ways, for example, as 410872900 + 11383876 = 20270^2 + 3374^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23426 + ... + 37326.

Almost surely, 2^422256776 is an apocalyptic number.

It is an amenable number.

422256776 is a deficient number, since it is larger than the sum of its proper divisors (369740164).

422256776 is a wasteful number, since it uses less digits than its factorization.

422256776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17704 (or 17700 counting only the distinct ones).

The product of its digits is 282240, while the sum is 41.

The square root of 422256776 is about 20548.8874638020. The cubic root of 422256776 is about 750.2261694193.

The spelling of 422256776 in words is "four hundred twenty-two million, two hundred fifty-six thousand, seven hundred seventy-six".