241426681 has 4 divisors (see below), whose sum is σ = 241664164. Its totient is φ = 241189200.

The previous prime is 241426649. The next prime is 241426687. The reversal of 241426681 is 186624142.

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 75429225 + 165997456 = 8685^2 + 12884^2 .

It is a cyclic number.

It is not a de Polignac number, because 241426681 - 2⁵ = 241426649 is a prime.

It is a super-2 number, since 2×241426681² = 116573684597351522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241426687) 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, 117210 + ... + 119251.

It is an arithmetic number, because the mean of its divisors is an integer number (60416041).

Almost surely, 2^241426681 is an apocalyptic number.

It is an amenable number.

241426681 is a deficient number, since it is larger than the sum of its proper divisors (237483).

241426681 is a wasteful number, since it uses less digits than its factorization.

241426681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237482.

The product of its digits is 18432, while the sum is 34.

The square root of 241426681 is about 15537.9110886889. The cubic root of 241426681 is about 622.6754663073.

The spelling of 241426681 in words is "two hundred forty-one million, four hundred twenty-six thousand, six hundred eighty-one".