96888989 has 4 divisors (see below), whose sum is σ = 97291260. Its totient is φ = 96486720.

The previous prime is 96888983. The next prime is 96888991. The reversal of 96888989 is 98988869.

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

It can be written as a sum of positive squares in 2 ways, for example, as 71537764 + 25351225 = 8458^2 + 5035^2 .

It is a cyclic number.

It is not a de Polignac number, because 96888989 - 2²⁰ = 95840413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96888983) 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, 200774 + ... + 201255.

It is an arithmetic number, because the mean of its divisors is an integer number (24322815).

Almost surely, 2^96888989 is an apocalyptic number.

It is an amenable number.

96888989 is a deficient number, since it is larger than the sum of its proper divisors (402271).

96888989 is a wasteful number, since it uses less digits than its factorization.

96888989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402270.

The product of its digits is 17915904, while the sum is 65.

The square root of 96888989 is about 9843.2204587726. The cubic root of 96888989 is about 459.2947431576.

The spelling of 96888989 in words is "ninety-six million, eight hundred eighty-eight thousand, nine hundred eighty-nine".