96999999 has 4 divisors (see below), whose sum is σ = 129333336. Its totient is φ = 64666664.

The previous prime is 96999979. The next prime is 97000003. The reversal of 96999999 is 99999969.

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 96999999 - 2⁸ = 96999743 is a prime.

96999999 is a modest number, since divided by 9999 gives 9699 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96999919) 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, 16166664 + ... + 16166669.

It is an arithmetic number, because the mean of its divisors is an integer number (32333334).

Almost surely, 2^96999999 is an apocalyptic number.

96999999 is a deficient number, since it is larger than the sum of its proper divisors (32333337).

96999999 is a wasteful number, since it uses less digits than its factorization.

96999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32333336.

The product of its digits is 28697814, while the sum is 69.

The square root of 96999999 is about 9848.8577510288. The cubic root of 96999999 is about 459.4700876418.

The spelling of 96999999 in words is "ninety-six million, nine hundred ninety-nine thousand, nine hundred ninety-nine".