16229427 has 8 divisors (see below), whose sum is σ = 21666000. Its totient is φ = 10806240.

The previous prime is 16229413. The next prime is 16229443. The reversal of 16229427 is 72492261.

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

It is not a de Polignac number, because 16229427 - 2¹⁶ = 16163891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16229497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52 + ... + 5697.

It is an arithmetic number, because the mean of its divisors is an integer number (2708250).

Almost surely, 2^16229427 is an apocalyptic number.

16229427 is a deficient number, since it is larger than the sum of its proper divisors (5436573).

16229427 is an equidigital number, since it uses as much as digits as its factorization.

16229427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6693.

The product of its digits is 12096, while the sum is 33.

The square root of 16229427 is about 4028.5762993892. The cubic root of 16229427 is about 253.1829148993.

The spelling of 16229427 in words is "sixteen million, two hundred twenty-nine thousand, four hundred twenty-seven".