3494381 has 4 divisors (see below), whose sum is σ = 3812064. Its totient is φ = 3176700.

The previous prime is 3494377. The next prime is 3494399. The reversal of 3494381 is 1834943.

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 not a de Polignac number, because 3494381 - 2² = 3494377 is a prime.

It is a super-2 number, since 2×3494381² = 24421397146322, which contains 22 as substring.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3494681) 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 3 ways as a sum of consecutive naturals, for example, 158825 + ... + 158846.

It is an arithmetic number, because the mean of its divisors is an integer number (953016).

Almost surely, 2^3494381 is an apocalyptic number.

It is an amenable number.

3494381 is a deficient number, since it is larger than the sum of its proper divisors (317683).

3494381 is a wasteful number, since it uses less digits than its factorization.

3494381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317682.

The product of its digits is 10368, while the sum is 32.

The square root of 3494381 is about 1869.3263492499. The cubic root of 3494381 is about 151.7481546294.

The spelling of 3494381 in words is "three million, four hundred ninety-four thousand, three hundred eighty-one".