41540242 has 4 divisors (see below), whose sum is σ = 62310366. Its totient is φ = 20770120.

The previous prime is 41540237. The next prime is 41540263. The reversal of 41540242 is 24204514.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 30041361 + 11498881 = 5481^2 + 3391^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10385059 + ... + 10385062.

Almost surely, 2^41540242 is an apocalyptic number.

41540242 is a deficient number, since it is larger than the sum of its proper divisors (20770124).

41540242 is a wasteful number, since it uses less digits than its factorization.

41540242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20770123.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 41540242 is about 6445.1719914988. The cubic root of 41540242 is about 346.3296500762.

Adding to 41540242 its reverse (24204514), we get a palindrome (65744756).

The spelling of 41540242 in words is "forty-one million, five hundred forty thousand, two hundred forty-two".