40865842 has 8 divisors (see below), whose sum is σ = 62603136. Its totient is φ = 19998132.

The previous prime is 40865837. The next prime is 40865849. The reversal of 40865842 is 24856804.

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 (40865849) 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, 217278 + ... + 217465.

It is an arithmetic number, because the mean of its divisors is an integer number (7825392).

Almost surely, 2^40865842 is an apocalyptic number.

40865842 is a deficient number, since it is larger than the sum of its proper divisors (21737294).

40865842 is a wasteful number, since it uses less digits than its factorization.

40865842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434792.

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 40865842 is about 6392.6396738749. The cubic root of 40865842 is about 344.4452106893.

The spelling of 40865842 in words is "forty million, eight hundred sixty-five thousand, eight hundred forty-two".