99729244 has 6 divisors (see below), whose sum is σ = 174526184. Its totient is φ = 49864620.

The previous prime is 99729241. The next prime is 99729277. The reversal of 99729244 is 44292799.

It is a junction number, because it is equal to n+sod(n) for n = 99729194 and 99729203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99729241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12466152 + ... + 12466159.

Almost surely, 2^99729244 is an apocalyptic number.

It is an amenable number.

99729244 is a deficient number, since it is larger than the sum of its proper divisors (74796940).

99729244 is a wasteful number, since it uses less digits than its factorization.

99729244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24932315 (or 24932313 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The square root of 99729244 is about 9986.4530239720. The cubic root of 99729244 is about 463.7395920391.

The spelling of 99729244 in words is "ninety-nine million, seven hundred twenty-nine thousand, two hundred forty-four".