99732245 has 4 divisors (see below), whose sum is σ = 119678700. Its totient is φ = 79785792.

The previous prime is 99732229. The next prime is 99732253. The reversal of 99732245 is 54223799.

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 43151761 + 56580484 = 6569^2 + 7522^2 .

It is a cyclic number.

It is not a de Polignac number, because 99732245 - 2⁴ = 99732229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9973220 + ... + 9973229.

It is an arithmetic number, because the mean of its divisors is an integer number (29919675).

Almost surely, 2^99732245 is an apocalyptic number.

It is an amenable number.

99732245 is a deficient number, since it is larger than the sum of its proper divisors (19946455).

99732245 is a wasteful number, since it uses less digits than its factorization.

99732245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19946454.

The product of its digits is 136080, while the sum is 41.

The square root of 99732245 is about 9986.6032763898. The cubic root of 99732245 is about 463.7442435284.

The spelling of 99732245 in words is "ninety-nine million, seven hundred thirty-two thousand, two hundred forty-five".