424397232 has 300 divisors, whose sum is σ = 1472702616. Its totient is φ = 117573120.

The previous prime is 424397179. The next prime is 424397249. The reversal of 424397232 is 232793424.

It is a happy number.

It is a super-2 number, since 2×424397232² = 360226021058523648, which contains 22 as substring.

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.

Its product of digits (72576) is a multiple of the sum of its prime divisors (216).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2603583 + ... + 2603745.

Almost surely, 2^424397232 is an apocalyptic number.

424397232 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424397232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (736351308).

424397232 is an abundant number, since it is smaller than the sum of its proper divisors (1048305384).

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

424397232 is a wasteful number, since it uses less digits than its factorization.

424397232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 216 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 424397232 is about 20600.9036694995. The cubic root of 424397232 is about 751.4916871922.

It can be divided in two parts, 4243 and 97232, that added together give a triangular number (101475 = T₄₅₀).

The spelling of 424397232 in words is "four hundred twenty-four million, three hundred ninety-seven thousand, two hundred thirty-two".