16224814 has 4 divisors (see below), whose sum is σ = 24337224. Its totient is φ = 8112406.

The previous prime is 16224809. The next prime is 16224827. The reversal of 16224814 is 41842261.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4056202 + ... + 4056205.

It is an arithmetic number, because the mean of its divisors is an integer number (6084306).

Almost surely, 2^16224814 is an apocalyptic number.

16224814 is a deficient number, since it is larger than the sum of its proper divisors (8112410).

16224814 is an equidigital number, since it uses as much as digits as its factorization.

16224814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8112409.

The product of its digits is 3072, while the sum is 28.

The square root of 16224814 is about 4028.0037239308. The cubic root of 16224814 is about 253.1589246610.

It can be divided in two parts, 162 and 24814, that added together give a triangular number (24976 = T₂₂₃).

The spelling of 16224814 in words is "sixteen million, two hundred twenty-four thousand, eight hundred fourteen".