99653673 has 8 divisors (see below), whose sum is σ = 151853248. Its totient is φ = 56944944.

The previous prime is 99653669. The next prime is 99653693. The reversal of 99653673 is 37635699.

It is a happy number.

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

It is not a de Polignac number, because 99653673 - 2² = 99653669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99653693) 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, 2372686 + ... + 2372727.

It is an arithmetic number, because the mean of its divisors is an integer number (18981656).

Almost surely, 2^99653673 is an apocalyptic number.

It is an amenable number.

99653673 is a deficient number, since it is larger than the sum of its proper divisors (52199575).

99653673 is a wasteful number, since it uses less digits than its factorization.

99653673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4745423.

The product of its digits is 918540, while the sum is 48.

The square root of 99653673 is about 9982.6686311827. The cubic root of 99653673 is about 463.6224277416.

The spelling of 99653673 in words is "ninety-nine million, six hundred fifty-three thousand, six hundred seventy-three".