99945682 has 8 divisors (see below), whose sum is σ = 150039756. Its totient is φ = 49932432.

The previous prime is 99945679. The next prime is 99945683. The reversal of 99945682 is 28654999.

It can be written as a sum of positive squares in 2 ways, for example, as 86099841 + 13845841 = 9279^2 + 3721^2 .

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

It is not an unprimeable number, because it can be changed into a prime (99945683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17013 + ... + 22120.

Almost surely, 2^99945682 is an apocalyptic number.

99945682 is a deficient number, since it is larger than the sum of its proper divisors (50094074).

99945682 is a wasteful number, since it uses less digits than its factorization.

99945682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40412.

The product of its digits is 1399680, while the sum is 52.

The square root of 99945682 is about 9997.2837310942. The cubic root of 99945682 is about 464.0748275329.

The spelling of 99945682 in words is "ninety-nine million, nine hundred forty-five thousand, six hundred eighty-two".