432401982 has 16 divisors (see below), whose sum is σ = 868095360. Its totient is φ = 143585432.

The previous prime is 432401971. The next prime is 432401993. The reversal of 432401982 is 289104234.

It is an interprime number because it is at equal distance from previous prime (432401971) and next prime (432401993).

It is a congruent number.

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, 135432 + ... + 138587.

It is an arithmetic number, because the mean of its divisors is an integer number (54255960).

Almost surely, 2^432401982 is an apocalyptic number.

432401982 is an abundant number, since it is smaller than the sum of its proper divisors (435693378).

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

432401982 is a wasteful number, since it uses less digits than its factorization.

432401982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274287.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 432401982 is about 20794.2776263086. The cubic root of 432401982 is about 756.1870320543.

The spelling of 432401982 in words is "four hundred thirty-two million, four hundred one thousand, nine hundred eighty-two".