99749306 has 4 divisors (see below), whose sum is σ = 149623962. Its totient is φ = 49874652.

The previous prime is 99749303. The next prime is 99749329. The reversal of 99749306 is 60394799.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50623225 + 49126081 = 7115^2 + 7009^2 .

It is not an unprimeable number, because it can be changed into a prime (99749303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24937325 + ... + 24937328.

Almost surely, 2^99749306 is an apocalyptic number.

99749306 is a deficient number, since it is larger than the sum of its proper divisors (49874656).

99749306 is a wasteful number, since it uses less digits than its factorization.

99749306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49874655.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 99749306 is about 9987.4574342022. The cubic root of 99749306 is about 463.7706859608.

The spelling of 99749306 in words is "ninety-nine million, seven hundred forty-nine thousand, three hundred six".