432900040 has 32 divisors (see below), whose sum is σ = 982971000. Its totient is φ = 171569664.

The previous prime is 432900031. The next prime is 432900067. The reversal of 432900040 is 40009234.

It can be written as a sum of positive squares in 4 ways, for example, as 432889636 + 10404 = 20806^2 + 102^2 .

It is a junction number, because it is equal to n+sod(n) for n = 432899984 and 432900020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45285 + ... + 54004.

Almost surely, 2^432900040 is an apocalyptic number.

432900040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432900040 is an abundant number, since it is smaller than the sum of its proper divisors (550070960).

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

432900040 is a wasteful number, since it uses less digits than its factorization.

432900040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99409 (or 99405 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 432900040 is about 20806.2500225293. The cubic root of 432900040 is about 756.4772562014.

Adding to 432900040 its reverse (40009234), we get a palindrome (472909274).

The spelling of 432900040 in words is "four hundred thirty-two million, nine hundred thousand, forty".