16222899 has 16 divisors (see below), whose sum is σ = 26968320. Its totient is φ = 8427360.

The previous prime is 16222897. The next prime is 16222907. The reversal of 16222899 is 99822261.

It is not a de Polignac number, because 16222899 - 2¹ = 16222897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16222891) 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, 34884 + ... + 35345.

It is an arithmetic number, because the mean of its divisors is an integer number (1685520).

Almost surely, 2^16222899 is an apocalyptic number.

16222899 is a deficient number, since it is larger than the sum of its proper divisors (10745421).

16222899 is a wasteful number, since it uses less digits than its factorization.

16222899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70250.

The product of its digits is 31104, while the sum is 39.

The square root of 16222899 is about 4027.7660061131. The cubic root of 16222899 is about 253.1489642302.

The spelling of 16222899 in words is "sixteen million, two hundred twenty-two thousand, eight hundred ninety-nine".