16422099 has 16 divisors (see below), whose sum is σ = 23614080. Its totient is φ = 10117440.

The previous prime is 16422097. The next prime is 16422113. The reversal of 16422099 is 99022461.

It is not a de Polignac number, because 16422099 - 2¹ = 16422097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16422097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1177 + ... + 5850.

It is an arithmetic number, because the mean of its divisors is an integer number (1475880).

Almost surely, 2^16422099 is an apocalyptic number.

16422099 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

16422099 is a deficient number, since it is larger than the sum of its proper divisors (7191981).

16422099 is a wasteful number, since it uses less digits than its factorization.

16422099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7090.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 16422099 is about 4052.4189072701. The cubic root of 16422099 is about 254.1808856807.

It can be divided in two parts, 1642 and 2099, that added together give a triangular number (3741 = T₈₆).

The spelling of 16422099 in words is "sixteen million, four hundred twenty-two thousand, ninety-nine".