432043400 has 24 divisors (see below), whose sum is σ = 1004501370. Its totient is φ = 172817280.

The previous prime is 432043397. The next prime is 432043427. The reversal of 432043400 is 4340234.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 222546724 + 209496676 = 14918^2 + 14474^2 .

It is a super-2 number, since 2×432043400² = 373322998967120000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1079909 + ... + 1080308.

Almost surely, 2^432043400 is an apocalyptic number.

432043400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432043400 is an abundant number, since it is smaller than the sum of its proper divisors (572457970).

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

432043400 is a wasteful number, since it uses less digits than its factorization.

432043400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160233 (or 2160224 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 432043400 is about 20785.6537063427. The cubic root of 432043400 is about 755.9779441696.

Adding to 432043400 its reverse (4340234), we get a palindrome (436383634).

The spelling of 432043400 in words is "four hundred thirty-two million, forty-three thousand, four hundred".