3397665 has 8 divisors (see below), whose sum is σ = 5436288. Its totient is φ = 1812080.

The previous prime is 3397663. The next prime is 3397679. The reversal of 3397665 is 5667933.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3397665 - 2¹ = 3397663 is a prime.

It is a super-3 number, since 3×3397665³ (a number of 21 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 3⁷ + 3¹³ + 9³ + 7⁶ + 6² + 6⁸ + 5⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3397663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113241 + ... + 113270.

It is an arithmetic number, because the mean of its divisors is an integer number (679536).

Almost surely, 2^3397665 is an apocalyptic number.

It is an amenable number.

3397665 is a deficient number, since it is larger than the sum of its proper divisors (2038623).

3397665 is a wasteful number, since it uses less digits than its factorization.

3397665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226519.

The product of its digits is 102060, while the sum is 39.

The square root of 3397665 is about 1843.2756169385. The cubic root of 3397665 is about 150.3350289248.

The spelling of 3397665 in words is "three million, three hundred ninety-seven thousand, six hundred sixty-five".