2985172 has 12 divisors (see below), whose sum is σ = 5322996. Its totient is φ = 1464320.

The previous prime is 2985163. The next prime is 2985179. The reversal of 2985172 is 2715892.

2985172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2322576 + 662596 = 1524^2 + 814^2 .

It is a super-2 number, since 2×2985172² = 17822503739168, which contains 22 as substring.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2985179) 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 3 ways as a sum of consecutive naturals, for example, 6829 + ... + 7252.

It is an arithmetic number, because the mean of its divisors is an integer number (443583).

2^2985172 is an apocalyptic number.

It is an amenable number.

2985172 is a deficient number, since it is larger than the sum of its proper divisors (2337824).

2985172 is a wasteful number, since it uses less digits than its factorization.

2985172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14138 (or 14136 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 2985172 is about 1727.7650303210. The cubic root of 2985172 is about 143.9869458331.

The spelling of 2985172 in words is "two million, nine hundred eighty-five thousand, one hundred seventy-two".