40818241 has 8 divisors (see below), whose sum is σ = 43649064. Its totient is φ = 38035200.

The previous prime is 40818233. The next prime is 40818257. The reversal of 40818241 is 14281804.

40818241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16769025 + 24049216 = 4095^2 + 4904^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 40818241 - 2³ = 40818233 is a prime.

It is a super-2 number, since 2×40818241² = 3332257596668162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40812241) 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, 10170 + ... + 13603.

It is an arithmetic number, because the mean of its divisors is an integer number (5456133).

Almost surely, 2^40818241 is an apocalyptic number.

It is an amenable number.

40818241 is a deficient number, since it is larger than the sum of its proper divisors (2830823).

40818241 is a wasteful number, since it uses less digits than its factorization.

40818241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23891.

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 40818241 is about 6388.9154791717. The cubic root of 40818241 is about 344.3114208227.

The spelling of 40818241 in words is "forty million, eight hundred eighteen thousand, two hundred forty-one".