16227552 has 96 divisors (see below), whose sum is σ = 47222784. Its totient is φ = 4878720.

The previous prime is 16227529. The next prime is 16227553. The reversal of 16227552 is 25572261.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16227553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127713 + ... + 127839.

It is an arithmetic number, because the mean of its divisors is an integer number (491904).

Almost surely, 2^16227552 is an apocalyptic number.

16227552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16227552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23611392).

16227552 is an abundant number, since it is smaller than the sum of its proper divisors (30995232).

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

16227552 is a wasteful number, since it uses less digits than its factorization.

16227552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 143 counting only the distinct ones).

The product of its digits is 8400, while the sum is 30.

The square root of 16227552 is about 4028.3435801828. The cubic root of 16227552 is about 253.1731643754.

The spelling of 16227552 in words is "sixteen million, two hundred twenty-seven thousand, five hundred fifty-two".