432327257 has 4 divisors (see below), whose sum is σ = 432405456. Its totient is φ = 432249060.

The previous prime is 432327253. The next prime is 432327293. The reversal of 432327257 is 752723234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 752723234 = 2 ⋅376361617.

It is a cyclic number.

It is not a de Polignac number, because 432327257 - 2² = 432327253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432327253) 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, 30119 + ... + 42092.

It is an arithmetic number, because the mean of its divisors is an integer number (108101364).

Almost surely, 2^432327257 is an apocalyptic number.

It is an amenable number.

432327257 is a deficient number, since it is larger than the sum of its proper divisors (78199).

432327257 is an equidigital number, since it uses as much as digits as its factorization.

432327257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78198.

The product of its digits is 70560, while the sum is 35.

The square root of 432327257 is about 20792.4807803206. The cubic root of 432327257 is about 756.1434697106.

The spelling of 432327257 in words is "four hundred thirty-two million, three hundred twenty-seven thousand, two hundred fifty-seven".