2985385 has 12 divisors (see below), whose sum is σ = 3880332. Its totient is φ = 2203968.

The previous prime is 2985379. The next prime is 2985391. The reversal of 2985385 is 5835892.

2985385 = T₁₄₆ + T₁₄₇ + ... + T₂₇₅.

It is an interprime number because it is at equal distance from previous prime (2985379) and next prime (2985391).

It can be written as a sum of positive squares in 6 ways, for example, as 243049 + 2742336 = 493^2 + 1656^2 .

It is not a de Polignac number, because 2985385 - 2⁹ = 2984873 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 922 + ... + 2611.

It is an arithmetic number, because the mean of its divisors is an integer number (323361).

2^2985385 is an apocalyptic number.

It is an amenable number.

2985385 is a deficient number, since it is larger than the sum of its proper divisors (894947).

2985385 is a wasteful number, since it uses less digits than its factorization.

2985385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3564 (or 3551 counting only the distinct ones).

The product of its digits is 86400, while the sum is 40.

The square root of 2985385 is about 1727.8266695476. The cubic root of 2985385 is about 143.9903703694.

The spelling of 2985385 in words is "two million, nine hundred eighty-five thousand, three hundred eighty-five".