40041442 has 8 divisors (see below), whose sum is σ = 68642496. Its totient is φ = 17160612.

The previous prime is 40041389. The next prime is 40041451. The reversal of 40041442 is 24414004.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1430038 + ... + 1430065.

It is an arithmetic number, because the mean of its divisors is an integer number (8580312).

Almost surely, 2^40041442 is an apocalyptic number.

40041442 is a deficient number, since it is larger than the sum of its proper divisors (28601054).

40041442 is a wasteful number, since it uses less digits than its factorization.

40041442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2860112.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 40041442 is about 6327.8307499490. The cubic root of 40041442 is about 342.1132566088.

Adding to 40041442 its reverse (24414004), we get a palindrome (64455446).

The spelling of 40041442 in words is "forty million, forty-one thousand, four hundred forty-two".