16273272 has 64 divisors (see below), whose sum is σ = 43315200. Its totient is φ = 5080320.

The previous prime is 16273261. The next prime is 16273273. The reversal of 16273272 is 27237261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16273273) 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, 57772 + ... + 58052.

It is an arithmetic number, because the mean of its divisors is an integer number (676800).

Almost surely, 2^16273272 is an apocalyptic number.

16273272 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 16273272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21657600).

16273272 is an abundant number, since it is smaller than the sum of its proper divisors (27041928).

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

16273272 is a wasteful number, since it uses less digits than its factorization.

16273272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 432 counting only the distinct ones).

The product of its digits is 7056, while the sum is 30.

The square root of 16273272 is about 4034.0143777632. The cubic root of 16273272 is about 253.4107073599.

The spelling of 16273272 in words is "sixteen million, two hundred seventy-three thousand, two hundred seventy-two".