3474391 has 4 divisors (see below), whose sum is σ = 3486952. Its totient is φ = 3461832.

The previous prime is 3474371. The next prime is 3474413. The reversal of 3474391 is 1934743.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3474391 - 2¹⁵ = 3441623 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 (3474301) 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, 5856 + ... + 6421.

It is an arithmetic number, because the mean of its divisors is an integer number (871738).

Almost surely, 2^3474391 is an apocalyptic number.

3474391 is a deficient number, since it is larger than the sum of its proper divisors (12561).

3474391 is a wasteful number, since it uses less digits than its factorization.

3474391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12560.

The product of its digits is 9072, while the sum is 31.

The square root of 3474391 is about 1863.9718345512. The cubic root of 3474391 is about 151.4582369536.

It can be divided in two parts, 34743 and 91, that multiplied together give a palindrome (3161613).

The spelling of 3474391 in words is "three million, four hundred seventy-four thousand, three hundred ninety-one".