99663922 has 8 divisors (see below), whose sum is σ = 155995776. Its totient is φ = 47665332.

The previous prime is 99663919. The next prime is 99663929. The reversal of 99663922 is 22936699.

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

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 2166607 = 99663922 / (9 + 9 + 6 + 6 + 3 + 9 + 2 + 2).

It is not an unprimeable number, because it can be changed into a prime (99663929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1083258 + ... + 1083349.

It is an arithmetic number, because the mean of its divisors is an integer number (19499472).

Almost surely, 2^99663922 is an apocalyptic number.

99663922 is a deficient number, since it is larger than the sum of its proper divisors (56331854).

99663922 is a wasteful number, since it uses less digits than its factorization.

99663922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166632.

The product of its digits is 314928, while the sum is 46.

The square root of 99663922 is about 9983.1819576726. The cubic root of 99663922 is about 463.6383211293.

The spelling of 99663922 in words is "ninety-nine million, six hundred sixty-three thousand, nine hundred twenty-two".