42119818 has 16 divisors (see below), whose sum is σ = 69058080. Its totient is φ = 19148976.

The previous prime is 42119797. The next prime is 42119821. The reversal of 42119818 is 81891124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10348 + ... + 13831.

It is an arithmetic number, because the mean of its divisors is an integer number (4316130).

Almost surely, 2^42119818 is an apocalyptic number.

42119818 is a deficient number, since it is larger than the sum of its proper divisors (26938262).

42119818 is a wasteful number, since it uses less digits than its factorization.

42119818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24261.

The product of its digits is 4608, while the sum is 34.

The square root of 42119818 is about 6489.9782742317. The cubic root of 42119818 is about 347.9328987196.

The spelling of 42119818 in words is "forty-two million, one hundred nineteen thousand, eight hundred eighteen".