3366397 has 4 divisors (see below), whose sum is σ = 3407040. Its totient is φ = 3325756.

The previous prime is 3366367. The next prime is 3366409. The reversal of 3366397 is 7936633.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3366397 is a prime.

It is a super-2 number, since 2×3366397² = 22665257523218, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹¹ + 3¹³ + 6² + 6³ + 3¹³ + 9 + 7³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3366317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20197 + ... + 20362.

It is an arithmetic number, because the mean of its divisors is an integer number (851760).

Almost surely, 2^3366397 is an apocalyptic number.

It is an amenable number.

3366397 is a deficient number, since it is larger than the sum of its proper divisors (40643).

3366397 is an equidigital number, since it uses as much as digits as its factorization.

3366397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40642.

The product of its digits is 61236, while the sum is 37.

The square root of 3366397 is about 1834.7743730497. The cubic root of 3366397 is about 149.8724397014.

It can be divided in two parts, 33 and 66397, that added together give a triangular number (66430 = T₃₆₄).

The spelling of 3366397 in words is "three million, three hundred sixty-six thousand, three hundred ninety-seven".