422661264 has 40 divisors (see below), whose sum is σ = 1092986592. Its totient is φ = 140743680.

The previous prime is 422661263. The next prime is 422661287. The reversal of 422661264 is 462166224.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (422661263) by changing a digit.

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, 49984 + ... + 57824.

Almost surely, 2^422661264 is an apocalyptic number.

It is an amenable number.

422661264 is an abundant number, since it is smaller than the sum of its proper divisors (670325328).

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

422661264 is a wasteful number, since it uses less digits than its factorization.

422661264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8975 (or 8969 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 422661264 is about 20558.7271979566. The cubic root of 422661264 is about 750.4656450620.

The spelling of 422661264 in words is "four hundred twenty-two million, six hundred sixty-one thousand, two hundred sixty-four".