16852501 has 4 divisors (see below), whose sum is σ = 17308012. Its totient is φ = 16396992.

The previous prime is 16852483. The next prime is 16852529. The reversal of 16852501 is 10525861.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10525861 = 641 ⋅16421.

It can be written as a sum of positive squares in 2 ways, for example, as 13616100 + 3236401 = 3690^2 + 1799^2 .

It is a cyclic number.

It is not a de Polignac number, because 16852501 - 2⁵ = 16852469 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 16852501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16852541) 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, 227700 + ... + 227773.

It is an arithmetic number, because the mean of its divisors is an integer number (4327003).

Almost surely, 2^16852501 is an apocalyptic number.

It is an amenable number.

16852501 is a deficient number, since it is larger than the sum of its proper divisors (455511).

16852501 is an equidigital number, since it uses as much as digits as its factorization.

16852501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455510.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 16852501 is about 4105.1797768186. The cubic root of 16852501 is about 256.3823479726.

It can be divided in two parts, 1685 and 2501, that added together give a triangular number (4186 = T₉₁).

The spelling of 16852501 in words is "sixteen million, eight hundred fifty-two thousand, five hundred one".