11938042 has 8 divisors (see below), whose sum is σ = 18849600. Its totient is φ = 5654844.

The previous prime is 11938039. The next prime is 11938049. The reversal of 11938042 is 24083911.

It is a happy number.

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 11938042.

It is not an unprimeable number, because it can be changed into a prime (11938049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157042 + ... + 157117.

It is an arithmetic number, because the mean of its divisors is an integer number (2356200).

Almost surely, 2^11938042 is an apocalyptic number.

11938042 is a deficient number, since it is larger than the sum of its proper divisors (6911558).

11938042 is a wasteful number, since it uses less digits than its factorization.

11938042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314180.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 11938042 is about 3455.1471748682. The cubic root of 11938042 is about 228.5481450613.

The spelling of 11938042 in words is "eleven million, nine hundred thirty-eight thousand, forty-two".