16272513 has 12 divisors (see below), whose sum is σ = 23552100. Its totient is φ = 10826496.

The previous prime is 16272497. The next prime is 16272517. The reversal of 16272513 is 31527261.

It is a happy number.

16272513 is a `hidden beast` number, since 1 + 627 + 25 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5461569 + 10810944 = 2337^2 + 3288^2 .

It is not a de Polignac number, because 16272513 - 2⁴ = 16272497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16272517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3813 + ... + 6861.

It is an arithmetic number, because the mean of its divisors is an integer number (1962675).

Almost surely, 2^16272513 is an apocalyptic number.

It is an amenable number.

16272513 is a deficient number, since it is larger than the sum of its proper divisors (7279587).

16272513 is a wasteful number, since it uses less digits than its factorization.

16272513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3648 (or 3645 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 16272513 is about 4033.9203016421. The cubic root of 16272513 is about 253.4067675311.

Adding to 16272513 its reverse (31527261), we get a palindrome (47799774).

The spelling of 16272513 in words is "sixteen million, two hundred seventy-two thousand, five hundred thirteen".