99420963 has 8 divisors (see below), whose sum is σ = 134377488. Its totient is φ = 65372544.

The previous prime is 99420949. The next prime is 99421093. The reversal of 99420963 is 36902499.

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

It is not a de Polignac number, because 99420963 - 2⁵ = 99420931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99427963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226770 + ... + 227207.

It is an arithmetic number, because the mean of its divisors is an integer number (16797186).

Almost surely, 2^99420963 is an apocalyptic number.

99420963 is a deficient number, since it is larger than the sum of its proper divisors (34956525).

99420963 is a wasteful number, since it uses less digits than its factorization.

99420963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454053.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 99420963 is about 9971.0061177396. The cubic root of 99420963 is about 463.2612647197.

The spelling of 99420963 in words is "ninety-nine million, four hundred twenty thousand, nine hundred sixty-three".