3897349 has 4 divisors (see below), whose sum is σ = 3907564. Its totient is φ = 3887136.

The previous prime is 3897347. The next prime is 3897353. The reversal of 3897349 is 9437983.

3897349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9437983 = 109 ⋅86587.

It can be written as a sum of positive squares in 2 ways, for example, as 3448449 + 448900 = 1857^2 + 670^2 .

It is a cyclic number.

It is not a de Polignac number, because 3897349 - 2¹ = 3897347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3897347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4512 + ... + 5305.

It is an arithmetic number, because the mean of its divisors is an integer number (976891).

Almost surely, 2^3897349 is an apocalyptic number.

It is an amenable number.

3897349 is a deficient number, since it is larger than the sum of its proper divisors (10215).

3897349 is an equidigital number, since it uses as much as digits as its factorization.

3897349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10214.

The product of its digits is 163296, while the sum is 43.

The square root of 3897349 is about 1974.1704586990. The cubic root of 3897349 is about 157.3704183184.

The spelling of 3897349 in words is "three million, eight hundred ninety-seven thousand, three hundred forty-nine".