16217696 has 24 divisors (see below), whose sum is σ = 34831944. Its totient is φ = 7371520.

The previous prime is 16217689. The next prime is 16217701. The reversal of 16217696 is 69671261.

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

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, 22685 + ... + 23388.

It is an arithmetic number, because the mean of its divisors is an integer number (1451331).

Almost surely, 2^16217696 is an apocalyptic number.

16217696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16217696 is an abundant number, since it is smaller than the sum of its proper divisors (18614248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16217696 is a wasteful number, since it uses less digits than its factorization.

16217696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46094 (or 46086 counting only the distinct ones).

The product of its digits is 27216, while the sum is 38.

The square root of 16217696 is about 4027.1200627744. The cubic root of 16217696 is about 253.1218980670.

It can be divided in two parts, 16 and 217696, that added together give a palindrome (217712).

The spelling of 16217696 in words is "sixteen million, two hundred seventeen thousand, six hundred ninety-six".