2334581 has 4 divisors (see below), whose sum is σ = 2391564. Its totient is φ = 2277600.

The previous prime is 2334557. The next prime is 2334583. The reversal of 2334581 is 1854332.

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

It can be written as a sum of positive squares in 2 ways, for example, as 555025 + 1779556 = 745^2 + 1334^2 .

It is a cyclic number.

It is not a de Polignac number, because 2334581 - 2¹⁸ = 2072437 is a prime.

It is a super-2 number, since 2×2334581² = 10900536891122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2334581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2334583) 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, 28430 + ... + 28511.

It is an arithmetic number, because the mean of its divisors is an integer number (597891).

2^2334581 is an apocalyptic number.

It is an amenable number.

2334581 is a deficient number, since it is larger than the sum of its proper divisors (56983).

2334581 is an equidigital number, since it uses as much as digits as its factorization.

2334581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56982.

The product of its digits is 2880, while the sum is 26.

The square root of 2334581 is about 1527.9335718545. The cubic root of 2334581 is about 132.6588767034.

Subtracting from 2334581 its reverse (1854332), we obtain a square (480249 = 693²).

The spelling of 2334581 in words is "two million, three hundred thirty-four thousand, five hundred eighty-one".