16275243 has 4 divisors (see below), whose sum is σ = 21700328. Its totient is φ = 10850160.

The previous prime is 16275223. The next prime is 16275247. The reversal of 16275243 is 34257261.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16275243 - 2⁵ = 16275211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16275243.

It is not an unprimeable number, because it can be changed into a prime (16275247) 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, 2712538 + ... + 2712543.

It is an arithmetic number, because the mean of its divisors is an integer number (5425082).

Almost surely, 2^16275243 is an apocalyptic number.

16275243 is a deficient number, since it is larger than the sum of its proper divisors (5425085).

16275243 is an equidigital number, since it uses as much as digits as its factorization.

16275243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5425084.

The product of its digits is 10080, while the sum is 30.

The square root of 16275243 is about 4034.2586679587. The cubic root of 16275243 is about 253.4209378847.

The spelling of 16275243 in words is "sixteen million, two hundred seventy-five thousand, two hundred forty-three".