422626976 has 48 divisors (see below), whose sum is σ = 864448200. Its totient is φ = 203148288.

The previous prime is 422626957. The next prime is 422626993. The reversal of 422626976 is 679626224.

It can be written as a sum of positive squares in 4 ways, for example, as 245736976 + 176890000 = 15676^2 + 13300^2 .

It is a super-2 number, since 2×422626976² = 357227121685809152, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248786 + ... + 250478.

Almost surely, 2^422626976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422626976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432224100).

422626976 is an abundant number, since it is smaller than the sum of its proper divisors (441821224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422626976 is a wasteful number, since it uses less digits than its factorization.

422626976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001 (or 1993 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 422626976 is about 20557.8932772792. The cubic root of 422626976 is about 750.4453509052.

The spelling of 422626976 in words is "four hundred twenty-two million, six hundred twenty-six thousand, nine hundred seventy-six".