2341581 has 8 divisors (see below), whose sum is σ = 3405984. Its totient is φ = 1419120.

The previous prime is 2341571. The next prime is 2341589. The reversal of 2341581 is 1851432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2341581 - 2⁷ = 2341453 is a prime.

It is a super-2 number, since 2×2341581² = 10966003159122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2341589) 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 7 ways as a sum of consecutive naturals, for example, 35446 + ... + 35511.

It is an arithmetic number, because the mean of its divisors is an integer number (425748).

2^2341581 is an apocalyptic number.

It is an amenable number.

2341581 is a deficient number, since it is larger than the sum of its proper divisors (1064403).

2341581 is a wasteful number, since it uses less digits than its factorization.

2341581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70971.

The product of its digits is 960, while the sum is 24.

The square root of 2341581 is about 1530.2225328363. Note that the first 3 decimals coincide. The cubic root of 2341581 is about 132.7913323866.

The spelling of 2341581 in words is "two million, three hundred forty-one thousand, five hundred eighty-one".