40403241 has 12 divisors (see below), whose sum is σ = 59017140. Its totient is φ = 26632320.

The previous prime is 40403201. The next prime is 40403243. The reversal of 40403241 is 14230404.

It can be written as a sum of positive squares in 2 ways, for example, as 22127616 + 18275625 = 4704^2 + 4275^2 .

It is not a de Polignac number, because 40403241 - 2⁷ = 40403113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40403243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24420 + ... + 26021.

It is an arithmetic number, because the mean of its divisors is an integer number (4918095).

Almost surely, 2^40403241 is an apocalyptic number.

It is an amenable number.

40403241 is a deficient number, since it is larger than the sum of its proper divisors (18613899).

40403241 is a wasteful number, since it uses less digits than its factorization.

40403241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50536 (or 50533 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 40403241 is about 6356.3543796739. The cubic root of 40403241 is about 343.1405697296.

Adding to 40403241 its reverse (14230404), we get a palindrome (54633645).

The spelling of 40403241 in words is "forty million, four hundred three thousand, two hundred forty-one".