3340581 has 4 divisors (see below), whose sum is σ = 4454112. Its totient is φ = 2227052.

The previous prime is 3340577. The next prime is 3340609. The reversal of 3340581 is 1850433.

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 3340581 - 2² = 3340577 is a prime.

It is a super-2 number, since 2×3340581² = 22318962835122, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340511) 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, 556761 + ... + 556766.

It is an arithmetic number, because the mean of its divisors is an integer number (1113528).

Almost surely, 2^3340581 is an apocalyptic number.

It is an amenable number.

3340581 is a deficient number, since it is larger than the sum of its proper divisors (1113531).

3340581 is a wasteful number, since it uses less digits than its factorization.

3340581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113530.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 3340581 is about 1827.7256358655. The cubic root of 3340581 is about 149.4883456051.

The spelling of 3340581 in words is "three million, three hundred forty thousand, five hundred eighty-one".