3369645 has 24 divisors (see below), whose sum is σ = 5905536. Its totient is φ = 1777248.

The previous prime is 3369643. The next prime is 3369647. The reversal of 3369645 is 5469633.

3369645 is a `hidden beast` number, since 3 + 3 + 6 + 9 + 645 = 666.

It is an interprime number because it is at equal distance from previous prime (3369643) and next prime (3369647).

It is not a de Polignac number, because 3369645 - 2¹ = 3369643 is a prime.

It is a super-3 number, since 3×3369645³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3369643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4272 + ... + 4998.

It is an arithmetic number, because the mean of its divisors is an integer number (246064).

Almost surely, 2^3369645 is an apocalyptic number.

It is an amenable number.

3369645 is a deficient number, since it is larger than the sum of its proper divisors (2535891).

3369645 is a wasteful number, since it uses less digits than its factorization.

3369645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 838 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 3369645 is about 1835.6592821109. The cubic root of 3369645 is about 149.9206246711.

The spelling of 3369645 in words is "three million, three hundred sixty-nine thousand, six hundred forty-five".