3452581 has 16 divisors (see below), whose sum is σ = 4104000. Its totient is φ = 2868480.

The previous prime is 3452567. The next prime is 3452609. The reversal of 3452581 is 1852543.

It is a cyclic number.

It is not a de Polignac number, because 3452581 - 2⁵ = 3452549 is a prime.

It is a super-2 number, since 2×3452581² = 23840631123122, which contains 22 as substring.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3452081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6670 + ... + 7168.

It is an arithmetic number, because the mean of its divisors is an integer number (256500).

Almost surely, 2^3452581 is an apocalyptic number.

It is an amenable number.

3452581 is a deficient number, since it is larger than the sum of its proper divisors (651419).

3452581 is a wasteful number, since it uses less digits than its factorization.

3452581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564.

The product of its digits is 4800, while the sum is 28.

The square root of 3452581 is about 1858.1122140495. The cubic root of 3452581 is about 151.1406522447.

It can be divided in two parts, 345 and 2581, that multiplied together give a triangular number (890445 = T₁₃₃₄).

The spelling of 3452581 in words is "three million, four hundred fifty-two thousand, five hundred eighty-one".