40819042 has 8 divisors (see below), whose sum is σ = 66794832. Its totient is φ = 18554100.

The previous prime is 40819019. The next prime is 40819073. The reversal of 40819042 is 24091804.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40819042.

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, 927684 + ... + 927727.

It is an arithmetic number, because the mean of its divisors is an integer number (8349354).

Almost surely, 2^40819042 is an apocalyptic number.

40819042 is a deficient number, since it is larger than the sum of its proper divisors (25975790).

40819042 is a wasteful number, since it uses less digits than its factorization.

40819042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855424.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 40819042 is about 6388.9781655598. The cubic root of 40819042 is about 344.3136730155.

The spelling of 40819042 in words is "forty million, eight hundred nineteen thousand, forty-two".