99646241 has 8 divisors (see below), whose sum is σ = 106329120. Its totient is φ = 93107232.

The previous prime is 99646237. The next prime is 99646243. The reversal of 99646241 is 14264699.

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 99646241 - 2² = 99646237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99646243) 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, 34535 + ... + 37308.

It is an arithmetic number, because the mean of its divisors is an integer number (13291140).

Almost surely, 2^99646241 is an apocalyptic number.

It is an amenable number.

99646241 is a deficient number, since it is larger than the sum of its proper divisors (6682879).

99646241 is a wasteful number, since it uses less digits than its factorization.

99646241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71935.

The product of its digits is 93312, while the sum is 41.

The square root of 99646241 is about 9982.2963790903. The cubic root of 99646241 is about 463.6109020666.

The spelling of 99646241 in words is "ninety-nine million, six hundred forty-six thousand, two hundred forty-one".