16228452 has 12 divisors (see below), whose sum is σ = 37866416. Its totient is φ = 5409480.

The previous prime is 16228427. The next prime is 16228453. The reversal of 16228452 is 25482261.

16228452 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (16228453) 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, 676174 + ... + 676197.

Almost surely, 2^16228452 is an apocalyptic number.

16228452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16228452 is an abundant number, since it is smaller than the sum of its proper divisors (21637964).

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

16228452 is a wasteful number, since it uses less digits than its factorization.

16228452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352378 (or 1352376 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 16228452 is about 4028.4552870797. The cubic root of 16228452 is about 253.1778447206.

The spelling of 16228452 in words is "sixteen million, two hundred twenty-eight thousand, four hundred fifty-two".