16852215 has 16 divisors (see below), whose sum is σ = 28136448. Its totient is φ = 8596896.

The previous prime is 16852211. The next prime is 16852217. The reversal of 16852215 is 51225861.

16852215 = 176² + 177² + ... + 382².

It is not a de Polignac number, because 16852215 - 2² = 16852211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16852211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24079 + ... + 24768.

It is an arithmetic number, because the mean of its divisors is an integer number (1758528).

Almost surely, 2^16852215 is an apocalyptic number.

16852215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16852215 is a deficient number, since it is larger than the sum of its proper divisors (11284233).

16852215 is a wasteful number, since it uses less digits than its factorization.

16852215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48878.

The product of its digits is 4800, while the sum is 30.

The square root of 16852215 is about 4105.1449426299. The cubic root of 16852215 is about 256.3808976287.

The spelling of 16852215 in words is "sixteen million, eight hundred fifty-two thousand, two hundred fifteen".