42027816 has 32 divisors (see below), whose sum is σ = 108460800. Its totient is φ = 13557120.

The previous prime is 42027809. The next prime is 42027833. The reversal of 42027816 is 61872024.

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, 27501 + ... + 28988.

It is an arithmetic number, because the mean of its divisors is an integer number (3389400).

Almost surely, 2^42027816 is an apocalyptic number.

It is an amenable number.

42027816 is an abundant number, since it is smaller than the sum of its proper divisors (66432984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42027816 is a wasteful number, since it uses less digits than its factorization.

42027816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56529 (or 56525 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 42027816 is about 6482.8863941920. The cubic root of 42027816 is about 347.6793849805.

The spelling of 42027816 in words is "forty-two million, twenty-seven thousand, eight hundred sixteen".