16225552 has 40 divisors (see below), whose sum is σ = 36126656. Its totient is φ = 6915456.

The previous prime is 16225543. The next prime is 16225571. The reversal of 16225552 is 25552261.

16225552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 16225552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30763 + ... + 31285.

Almost surely, 2^16225552 is an apocalyptic number.

It is an amenable number.

16225552 is an abundant number, since it is smaller than the sum of its proper divisors (19901104).

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

16225552 is a wasteful number, since it uses less digits than its factorization.

16225552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815 (or 809 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 16225552 is about 4028.0953315432. The cubic root of 16225552 is about 253.1627629886.

The spelling of 16225552 in words is "sixteen million, two hundred twenty-five thousand, five hundred fifty-two".