16228930 has 16 divisors (see below), whose sum is σ = 29306304. Its totient is φ = 6470640.

The previous prime is 16228879. The next prime is 16228969. The reversal of 16228930 is 3982261.

16228930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 16228892 and 16228901.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859 + ... + 5761.

It is an arithmetic number, because the mean of its divisors is an integer number (1831644).

Almost surely, 2^16228930 is an apocalyptic number.

16228930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16228930 is a deficient number, since it is larger than the sum of its proper divisors (13077374).

16228930 is a wasteful number, since it uses less digits than its factorization.

16228930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5241.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 16228930 is about 4028.5146145943. The cubic root of 16228930 is about 253.1803304336.

It can be divided in two parts, 162 and 28930, that added together give a palindrome (29092).

The spelling of 16228930 in words is "sixteen million, two hundred twenty-eight thousand, nine hundred thirty".