16229995 has 16 divisors (see below), whose sum is σ = 20295360. Its totient is φ = 12444544.

The previous prime is 16229981. The next prime is 16229999. The reversal of 16229995 is 59992261.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16229995 - 2¹¹ = 16227947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16229999) 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, 24762 + ... + 25408.

It is an arithmetic number, because the mean of its divisors is an integer number (1268460).

Almost surely, 2^16229995 is an apocalyptic number.

16229995 is a deficient number, since it is larger than the sum of its proper divisors (4065365).

16229995 is a wasteful number, since it uses less digits than its factorization.

16229995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854.

The product of its digits is 87480, while the sum is 43.

The square root of 16229995 is about 4028.6467951410. The cubic root of 16229995 is about 253.1858685098.

The spelling of 16229995 in words is "sixteen million, two hundred twenty-nine thousand, nine hundred ninety-five".