99773617 has 8 divisors (see below), whose sum is σ = 105116960. Its totient is φ = 94439520.

The previous prime is 99773591. The next prime is 99773627. The reversal of 99773617 is 71637799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99773617 - 2¹¹ = 99771569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99773627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38317 + ... + 40837.

It is an arithmetic number, because the mean of its divisors is an integer number (13139620).

Almost surely, 2^99773617 is an apocalyptic number.

It is an amenable number.

99773617 is a deficient number, since it is larger than the sum of its proper divisors (5343343).

99773617 is a wasteful number, since it uses less digits than its factorization.

99773617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4623.

The product of its digits is 500094, while the sum is 49.

The square root of 99773617 is about 9988.6744365807. The cubic root of 99773617 is about 463.8083597845.

The spelling of 99773617 in words is "ninety-nine million, seven hundred seventy-three thousand, six hundred seventeen".