16420568 has 16 divisors (see below), whose sum is σ = 30833880. Its totient is φ = 8198208.

The previous prime is 16420559. The next prime is 16420577. The reversal of 16420568 is 86502461.

It is an interprime number because it is at equal distance from previous prime (16420559) and next prime (16420577).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7271 + ... + 9257.

Almost surely, 2^16420568 is an apocalyptic number.

It is an amenable number.

16420568 is a deficient number, since it is larger than the sum of its proper divisors (14413312).

16420568 is a wasteful number, since it uses less digits than its factorization.

16420568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026 (or 3022 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 16420568 is about 4052.2300033438. The cubic root of 16420568 is about 254.1729865071.

The spelling of 16420568 in words is "sixteen million, four hundred twenty thousand, five hundred sixty-eight".