2413181 has 4 divisors (see below), whose sum is σ = 2423772. Its totient is φ = 2402592.

The previous prime is 2413163. The next prime is 2413189. The reversal of 2413181 is 1813142.

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 828100 + 1585081 = 910^2 + 1259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2413181 is a prime.

It is a super-2 number, since 2×2413181² = 11646885077522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2413189) 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, 4946 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (605943).

2^2413181 is an apocalyptic number.

It is an amenable number.

2413181 is a deficient number, since it is larger than the sum of its proper divisors (10591).

2413181 is a wasteful number, since it uses less digits than its factorization.

2413181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10590.

The product of its digits is 192, while the sum is 20.

The square root of 2413181 is about 1553.4416628892. The cubic root of 2413181 is about 134.1312481039.

The spelling of 2413181 in words is "two million, four hundred thirteen thousand, one hundred eighty-one".