422474724 has 48 divisors (see below), whose sum is σ = 1251779200. Its totient is φ = 120706848.

The previous prime is 422474707. The next prime is 422474729. The reversal of 422474724 is 427474224.

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

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 (422474729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278659 + ... + 280170.

Almost surely, 2^422474724 is an apocalyptic number.

It is an amenable number.

422474724 is an abundant number, since it is smaller than the sum of its proper divisors (829304476).

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

422474724 is a wasteful number, since it uses less digits than its factorization.

422474724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558849 (or 558841 counting only the distinct ones).

The product of its digits is 100352, while the sum is 36.

The square root of 422474724 is about 20554.1899378205. The cubic root of 422474724 is about 750.3552237282.

It can be divided in two parts, 42247 and 4724, that added together give a triangular number (46971 = T₃₀₆).

The spelling of 422474724 in words is "four hundred twenty-two million, four hundred seventy-four thousand, seven hundred twenty-four".