3299985 has 24 divisors (see below), whose sum is σ = 6161064. Its totient is φ = 1624320.

The previous prime is 3299969. The next prime is 3300001. The reversal of 3299985 is 5899923.

It is an interprime number because it is at equal distance from previous prime (3299969) and next prime (3300001).

It can be written as a sum of positive squares in 4 ways, for example, as 665856 + 2634129 = 816^2 + 1623^2 .

It is not a de Polignac number, because 3299985 - 2⁴ = 3299969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a d-powerful number, because it can be written as 3¹² + 2¹¹ + 9³ + 9⁵ + 9⁶ + 8⁷ + 5⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 3299985.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2236 + ... + 3405.

It is an arithmetic number, because the mean of its divisors is an integer number (256711).

Almost surely, 2^3299985 is an apocalyptic number.

It is an amenable number.

3299985 is a deficient number, since it is larger than the sum of its proper divisors (2861079).

3299985 is a wasteful number, since it uses less digits than its factorization.

3299985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5665 (or 5662 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 3299985 is about 1816.5860838397. The cubic root of 3299985 is about 148.8803297184.

The spelling of 3299985 in words is "three million, two hundred ninety-nine thousand, nine hundred eighty-five".