40112242 has 8 divisors (see below), whose sum is σ = 60293376. Its totient is φ = 20014452.

The previous prime is 40112209. The next prime is 40112243. The reversal of 40112242 is 24221104.

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

It is not an unprimeable number, because it can be changed into a prime (40112243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19618 + ... + 21565.

It is an arithmetic number, because the mean of its divisors is an integer number (7536672).

Almost surely, 2^40112242 is an apocalyptic number.

40112242 is a deficient number, since it is larger than the sum of its proper divisors (20181134).

40112242 is a wasteful number, since it uses less digits than its factorization.

40112242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41672.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 40112242 is about 6333.4226134058. The cubic root of 40112242 is about 342.3147757966.

Adding to 40112242 its reverse (24221104), we get a palindrome (64333346).

The spelling of 40112242 in words is "forty million, one hundred twelve thousand, two hundred forty-two".