3397747 has 8 divisors (see below), whose sum is σ = 3521232. Its totient is φ = 3276000.

The previous prime is 3397729. The next prime is 3397759. The reversal of 3397747 is 7477933.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3397747 - 2¹⁵ = 3364979 is a prime.

It is a Duffinian number.

3397747 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3397717) 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 7 ways as a sum of consecutive naturals, for example, 4497 + ... + 5197.

It is an arithmetic number, because the mean of its divisors is an integer number (440154).

Almost surely, 2^3397747 is an apocalyptic number.

3397747 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3397747 is a deficient number, since it is larger than the sum of its proper divisors (123485).

3397747 is a wasteful number, since it uses less digits than its factorization.

3397747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869.

The product of its digits is 111132, while the sum is 40.

The square root of 3397747 is about 1843.2978598154. The cubic root of 3397747 is about 150.3362383214.

The spelling of 3397747 in words is "three million, three hundred ninety-seven thousand, seven hundred forty-seven".