422813748 has 36 divisors (see below), whose sum is σ = 1147638912. Its totient is φ = 120803760.

The previous prime is 422813731. The next prime is 422813759. The reversal of 422813748 is 847318224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 358948 + ... + 360123.

Almost surely, 2^422813748 is an apocalyptic number.

It is an amenable number.

422813748 is an abundant number, since it is smaller than the sum of its proper divisors (724825164).

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

422813748 is a wasteful number, since it uses less digits than its factorization.

422813748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719092 (or 719083 counting only the distinct ones).

The product of its digits is 86016, while the sum is 39.

The square root of 422813748 is about 20562.4353616005. The cubic root of 422813748 is about 750.5558830014. Note that the first 3 decimals are identical.

The spelling of 422813748 in words is "four hundred twenty-two million, eight hundred thirteen thousand, seven hundred forty-eight".