16223696 has 20 divisors (see below), whose sum is σ = 31581312. Its totient is φ = 8073696.

The previous prime is 16223693. The next prime is 16223707. The reversal of 16223696 is 69632261.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16223693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1295 + ... + 5841.

Almost surely, 2^16223696 is an apocalyptic number.

16223696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16223696 is a deficient number, since it is larger than the sum of its proper divisors (15357616).

16223696 is a wasteful number, since it uses less digits than its factorization.

16223696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4778 (or 4772 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 16223696 is about 4027.8649431181. The cubic root of 16223696 is about 253.1531097371.

The spelling of 16223696 in words is "sixteen million, two hundred twenty-three thousand, six hundred ninety-six".