422299864 has 16 divisors (see below), whose sum is σ = 904928400. Its totient is φ = 180985632.

The previous prime is 422299819. The next prime is 422299903. The reversal of 422299864 is 468992224.

It is a congruent number.

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, 3770479 + ... + 3770590.

It is an arithmetic number, because the mean of its divisors is an integer number (56558025).

Almost surely, 2^422299864 is an apocalyptic number.

It is an amenable number.

422299864 is an abundant number, since it is smaller than the sum of its proper divisors (482628536).

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

422299864 is a wasteful number, since it uses less digits than its factorization.

422299864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7541082 (or 7541078 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 422299864 is about 20549.9358636469. The cubic root of 422299864 is about 750.2516867882.

The spelling of 422299864 in words is "four hundred twenty-two million, two hundred ninety-nine thousand, eight hundred sixty-four".