422647704 has 96 divisors (see below), whose sum is σ = 1209265200. Its totient is φ = 132986880.

The previous prime is 422647697. The next prime is 422647717. The reversal of 422647704 is 407746224.

It is a happy number.

422647704 is a `hidden beast` number, since 4 + 2 + 2 + 647 + 7 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 712432 + ... + 713024.

Almost surely, 2^422647704 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 422647704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (604632600).

422647704 is an abundant number, since it is smaller than the sum of its proper divisors (786617496).

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

422647704 is a wasteful number, since it uses less digits than its factorization.

422647704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145 (or 1138 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The square root of 422647704 is about 20558.3974083585. The cubic root of 422647704 is about 750.4576193892.

The spelling of 422647704 in words is "four hundred twenty-two million, six hundred forty-seven thousand, seven hundred four".