40652242 has 8 divisors (see below), whose sum is σ = 61015500. Its totient is φ = 20313744.

The previous prime is 40652207. The next prime is 40652273. The reversal of 40652242 is 24225604.

40652242 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 2 ways, for example, as 31036041 + 9616201 = 5571^2 + 3101^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1317 + ... + 9112.

Almost surely, 2^40652242 is an apocalyptic number.

40652242 is a deficient number, since it is larger than the sum of its proper divisors (20363258).

40652242 is a wasteful number, since it uses less digits than its factorization.

40652242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12380.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 40652242 is about 6375.9110721527. The cubic root of 40652242 is about 343.8440398579.

Adding to 40652242 its reverse (24225604), we get a palindrome (64877846).

The spelling of 40652242 in words is "forty million, six hundred fifty-two thousand, two hundred forty-two".