40382042 has 8 divisors (see below), whose sum is σ = 60912000. Its totient is φ = 20078044.

The previous prime is 40382029. The next prime is 40382047. The reversal of 40382042 is 24028304.

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

It is a junction number, because it is equal to n+sod(n) for n = 40381999 and 40382017.

It is not an unprimeable number, because it can be changed into a prime (40382047) 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, 56042 + ... + 56757.

It is an arithmetic number, because the mean of its divisors is an integer number (7614000).

Almost surely, 2^40382042 is an apocalyptic number.

40382042 is a deficient number, since it is larger than the sum of its proper divisors (20529958).

40382042 is a wasteful number, since it uses less digits than its factorization.

40382042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112980.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 40382042 is about 6354.6866169781. The cubic root of 40382042 is about 343.0805455883.

The spelling of 40382042 in words is "forty million, three hundred eighty-two thousand, forty-two".