3466581 has 4 divisors (see below), whose sum is σ = 4622112. Its totient is φ = 2311052.

The previous prime is 3466559. The next prime is 3466597. The reversal of 3466581 is 1856643.

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 3466581 - 2⁵ = 3466549 is a prime.

It is a super-2 number, since 2×3466581² = 24034367659122, which contains 22 as substring.

It is a D-number.

3466581 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3466681) 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, 577761 + ... + 577766.

It is an arithmetic number, because the mean of its divisors is an integer number (1155528).

Almost surely, 2^3466581 is an apocalyptic number.

It is an amenable number.

3466581 is a deficient number, since it is larger than the sum of its proper divisors (1155531).

3466581 is a wasteful number, since it uses less digits than its factorization.

3466581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155530.

The product of its digits is 17280, while the sum is 33.

The square root of 3466581 is about 1861.8756671701. The cubic root of 3466581 is about 151.3446653696.

The spelling of 3466581 in words is "three million, four hundred sixty-six thousand, five hundred eighty-one".