432776371 has 4 divisors (see below), whose sum is σ = 432912744. Its totient is φ = 432640000.

The previous prime is 432776369. The next prime is 432776413. The reversal of 432776371 is 173677234.

It is a semiprime because it is the product of two primes.

It is a 12-Lehmer number, since φ(432776371) divides (432776371-1)¹².

It is a cyclic number.

It is not a de Polignac number, because 432776371 - 2¹ = 432776369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432776321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63310 + ... + 69811.

It is an arithmetic number, because the mean of its divisors is an integer number (108228186).

Almost surely, 2^432776371 is an apocalyptic number.

432776371 is a deficient number, since it is larger than the sum of its proper divisors (136373).

432776371 is a wasteful number, since it uses less digits than its factorization.

432776371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136372.

The product of its digits is 148176, while the sum is 40.

The square root of 432776371 is about 20803.2778907556. The cubic root of 432776371 is about 756.4052136303.

The spelling of 432776371 in words is "four hundred thirty-two million, seven hundred seventy-six thousand, three hundred seventy-one".