10142042 has 8 divisors (see below), whose sum is σ = 15248736. Its totient is φ = 5059132.

The previous prime is 10142017. The next prime is 10142051. The reversal of 10142042 is 24024101.

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

It is a super-2 number, since 2×10142042² = 205722031859528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4838 + ... + 6609.

It is an arithmetic number, because the mean of its divisors is an integer number (1906092).

Almost surely, 2^10142042 is an apocalyptic number.

10142042 is a deficient number, since it is larger than the sum of its proper divisors (5106694).

10142042 is a wasteful number, since it uses less digits than its factorization.

10142042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11892.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 10142042 is about 3184.6572814041. The cubic root of 10142042 is about 216.4587443857.

Adding to 10142042 its reverse (24024101), we get a palindrome (34166143).

The spelling of 10142042 in words is "ten million, one hundred forty-two thousand, forty-two".