16852925 has 6 divisors (see below), whose sum is σ = 20897658. Its totient is φ = 13482320.

The previous prime is 16852921. The next prime is 16852939. The reversal of 16852925 is 52925861.

It can be written as a sum of positive squares in 3 ways, for example, as 2390116 + 14462809 = 1546^2 + 3803^2 .

It is not a de Polignac number, because 16852925 - 2² = 16852921 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16852921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 337034 + ... + 337083.

It is an arithmetic number, because the mean of its divisors is an integer number (3482943).

Almost surely, 2^16852925 is an apocalyptic number.

It is an amenable number.

16852925 is a deficient number, since it is larger than the sum of its proper divisors (4044733).

16852925 is an equidigital number, since it uses as much as digits as its factorization.

16852925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674127 (or 674122 counting only the distinct ones).

The product of its digits is 43200, while the sum is 38.

The square root of 16852925 is about 4105.2314185683. The cubic root of 16852925 is about 256.3844981026.

The spelling of 16852925 in words is "sixteen million, eight hundred fifty-two thousand, nine hundred twenty-five".