96731209 has 16 divisors (see below), whose sum is σ = 102553792. Its totient is φ = 91119168.

The previous prime is 96731161. The next prime is 96731221. The reversal of 96731209 is 90213769.

It is a cyclic number.

It is not a de Polignac number, because 96731209 - 2¹³ = 96723017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96735209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259147 + ... + 259519.

It is an arithmetic number, because the mean of its divisors is an integer number (6409612).

Almost surely, 2^96731209 is an apocalyptic number.

It is an amenable number.

96731209 is a deficient number, since it is larger than the sum of its proper divisors (5822583).

96731209 is a wasteful number, since it uses less digits than its factorization.

96731209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 96731209 is about 9835.2025398565. The cubic root of 96731209 is about 459.0452930814.

The spelling of 96731209 in words is "ninety-six million, seven hundred thirty-one thousand, two hundred nine".