423584574 has 32 divisors (see below), whose sum is σ = 969584640. Its totient is φ = 120850272.

The previous prime is 423584543. The next prime is 423584591. The reversal of 423584574 is 475485324.

It is a super-2 number, since 2×423584574² = 358847782661522952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23907 + ... + 37665.

It is an arithmetic number, because the mean of its divisors is an integer number (30299520).

Almost surely, 2^423584574 is an apocalyptic number.

423584574 is an abundant number, since it is smaller than the sum of its proper divisors (546000066).

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

423584574 is a wasteful number, since it uses less digits than its factorization.

423584574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14504.

The product of its digits is 537600, while the sum is 42.

The square root of 423584574 is about 20581.1703748839. The cubic root of 423584574 is about 751.0117155175.

The spelling of 423584574 in words is "four hundred twenty-three million, five hundred eighty-four thousand, five hundred seventy-four".