16225688 has 16 divisors (see below), whose sum is σ = 30475680. Its totient is φ = 8098848.

The previous prime is 16225687. The next prime is 16225691. The reversal of 16225688 is 88652261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16225681) 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, 4481 + ... + 7247.

It is an arithmetic number, because the mean of its divisors is an integer number (1904730).

Almost surely, 2^16225688 is an apocalyptic number.

It is an amenable number.

16225688 is a deficient number, since it is larger than the sum of its proper divisors (14249992).

16225688 is a wasteful number, since it uses less digits than its factorization.

16225688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3506 (or 3502 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 16225688 is about 4028.1122129355. The cubic root of 16225688 is about 253.1634703100.

The spelling of 16225688 in words is "sixteen million, two hundred twenty-five thousand, six hundred eighty-eight".