424575984 has 120 divisors (see below), whose sum is σ = 1289740368. Its totient is φ = 119992320.

The previous prime is 424575973. The next prime is 424575989. The reversal of 424575984 is 489575424.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424575989) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227214 + ... + 229074.

Almost surely, 2^424575984 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 424575984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (644870184).

424575984 is an abundant number, since it is smaller than the sum of its proper divisors (865164384).

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

424575984 is a wasteful number, since it uses less digits than its factorization.

424575984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983 (or 1970 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The square root of 424575984 is about 20605.2416632273. The cubic root of 424575984 is about 751.5971793873.

The spelling of 424575984 in words is "four hundred twenty-four million, five hundred seventy-five thousand, nine hundred eighty-four".