3386645 has 6 divisors (see below), whose sum is σ = 4068918. Its totient is φ = 2706024.

The previous prime is 3386639. The next prime is 3386653. The reversal of 3386645 is 5466833.

It can be written as a sum of positive squares in only one way, i.e., 2709316 + 677329 = 1646^2 + 823^2 .

It is not a de Polignac number, because 3386645 - 2¹² = 3382549 is a prime.

It is a super-2 number, since 2×3386645² = 22938728712050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3704 + ... + 4526.

It is an arithmetic number, because the mean of its divisors is an integer number (678153).

Almost surely, 2^3386645 is an apocalyptic number.

It is an amenable number.

3386645 is a deficient number, since it is larger than the sum of its proper divisors (682273).

3386645 is an frugal number, since it uses more digits than its factorization.

3386645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651 (or 828 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 3386645 is about 1840.2839454823. The cubic root of 3386645 is about 150.1723204804.

The spelling of 3386645 in words is "three million, three hundred eighty-six thousand, six hundred forty-five".