96996209 has 4 divisors (see below), whose sum is σ = 97638720. Its totient is φ = 96353700.

The previous prime is 96996191. The next prime is 96996239. The reversal of 96996209 is 90269969.

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: 90269969 = 19 ⋅4751051.

It is a cyclic number.

It is not a de Polignac number, because 96996209 - 2⁸ = 96995953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96996239) 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, 321029 + ... + 321330.

It is an arithmetic number, because the mean of its divisors is an integer number (24409680).

Almost surely, 2^96996209 is an apocalyptic number.

It is an amenable number.

96996209 is a deficient number, since it is larger than the sum of its proper divisors (642511).

96996209 is a wasteful number, since it uses less digits than its factorization.

96996209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642510.

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

The square root of 96996209 is about 9848.6653410500. The cubic root of 96996209 is about 459.4641034001.

The spelling of 96996209 in words is "ninety-six million, nine hundred ninety-six thousand, two hundred nine".