40514242 has 4 divisors (see below), whose sum is σ = 60771366. Its totient is φ = 20257120.

The previous prime is 40514203. The next prime is 40514261. The reversal of 40514242 is 24241504.

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., 34939921 + 5574321 = 5911^2 + 2361^2 .

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10128559 + ... + 10128562.

Almost surely, 2^40514242 is an apocalyptic number.

40514242 is a deficient number, since it is larger than the sum of its proper divisors (20257124).

40514242 is a wasteful number, since it uses less digits than its factorization.

40514242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20257123.

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

The square root of 40514242 is about 6365.0798895222. The cubic root of 40514242 is about 343.4545224193.

Adding to 40514242 its reverse (24241504), we get a palindrome (64755746).

The spelling of 40514242 in words is "forty million, five hundred fourteen thousand, two hundred forty-two".