432978805 has 16 divisors (see below), whose sum is σ = 606435840. Its totient is φ = 290581632.

The previous prime is 432978781. The next prime is 432978811. The reversal of 432978805 is 508879234.

It is a cyclic number.

It is not a de Polignac number, because 432978805 - 2²⁵ = 399424373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129960 + ... + 133249.

It is an arithmetic number, because the mean of its divisors is an integer number (37902240).

Almost surely, 2^432978805 is an apocalyptic number.

It is an amenable number.

432978805 is a deficient number, since it is larger than the sum of its proper divisors (173457035).

432978805 is a wasteful number, since it uses less digits than its factorization.

432978805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263268.

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 432978805 is about 20808.1427571035. The cubic root of 432978805 is about 756.5231330877.

The spelling of 432978805 in words is "four hundred thirty-two million, nine hundred seventy-eight thousand, eight hundred five".