16273488 has 240 divisors, whose sum is σ = 58014144. Its totient is φ = 3870720.

The previous prime is 16273487. The next prime is 16273493. The reversal of 16273488 is 88437261.

It is a super-2 number, since 2×16273488² = 529652823372288, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16273487) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 439806 + ... + 439842.

Almost surely, 2^16273488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16273488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29007072).

16273488 is an abundant number, since it is smaller than the sum of its proper divisors (41740656).

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

16273488 is a wasteful number, since it uses less digits than its factorization.

16273488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90 (or 77 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 16273488 is about 4034.0411500132. The cubic root of 16273488 is about 253.4118285536.

It can be divided in two parts, 16273 and 488, that added together give a palindrome (16761).

The spelling of 16273488 in words is "sixteen million, two hundred seventy-three thousand, four hundred eighty-eight".