96431999 has 4 divisors (see below), whose sum is σ = 97368336. Its totient is φ = 95495664.

The previous prime is 96431977. The next prime is 96432001. The reversal of 96431999 is 99913469.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 96431999 - 2⁸ = 96431743 is a prime.

It is a super-2 number, since 2×96431999² = 18598260862272002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96431969) 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, 468014 + ... + 468219.

It is an arithmetic number, because the mean of its divisors is an integer number (24342084).

Almost surely, 2^96431999 is an apocalyptic number.

96431999 is a deficient number, since it is larger than the sum of its proper divisors (936337).

96431999 is a wasteful number, since it uses less digits than its factorization.

96431999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936336.

The product of its digits is 472392, while the sum is 50.

The square root of 96431999 is about 9819.9795824635. The cubic root of 96431999 is about 458.5714963068.

The spelling of 96431999 in words is "ninety-six million, four hundred thirty-one thousand, nine hundred ninety-nine".