99420202 has 8 divisors (see below), whose sum is σ = 170434656. Its totient is φ = 42608652.

The previous prime is 99420173. The next prime is 99420229. The reversal of 99420202 is 20202499.

It is a happy number.

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

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, 3550708 + ... + 3550735.

It is an arithmetic number, because the mean of its divisors is an integer number (21304332).

Almost surely, 2^99420202 is an apocalyptic number.

99420202 is a deficient number, since it is larger than the sum of its proper divisors (71014454).

99420202 is a wasteful number, since it uses less digits than its factorization.

99420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7101452.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 99420202 is about 9970.9679570240. The cubic root of 99420202 is about 463.2600827331.

The spelling of 99420202 in words is "ninety-nine million, four hundred twenty thousand, two hundred two".