99422001 has 24 divisors (see below), whose sum is σ = 173781504. Its totient is φ = 53470080.

The previous prime is 99421999. The next prime is 99422017. The reversal of 99422001 is 10022499.

It is not a de Polignac number, because 99422001 - 2¹ = 99421999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99422051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45345 + ... + 47486.

It is an arithmetic number, because the mean of its divisors is an integer number (7240896).

Almost surely, 2^99422001 is an apocalyptic number.

It is an amenable number.

99422001 is a deficient number, since it is larger than the sum of its proper divisors (74359503).

99422001 is a wasteful number, since it uses less digits than its factorization.

99422001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92861 (or 92858 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 99422001 is about 9971.0581685195. The cubic root of 99422001 is about 463.2628769334.

The spelling of 99422001 in words is "ninety-nine million, four hundred twenty-two thousand, one".