42244806 has 16 divisors (see below), whose sum is σ = 84829248. Its totient is φ = 14025000.

The previous prime is 42244799. The next prime is 42244823. The reversal of 42244806 is 60844224.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 12520 + ... + 15531.

It is an arithmetic number, because the mean of its divisors is an integer number (5301828).

Almost surely, 2^42244806 is an apocalyptic number.

42244806 is an abundant number, since it is smaller than the sum of its proper divisors (42584442).

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

42244806 is a wasteful number, since it uses less digits than its factorization.

42244806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28307.

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 42244806 is about 6499.6004492584. The cubic root of 42244806 is about 348.2767154353.

The spelling of 42244806 in words is "forty-two million, two hundred forty-four thousand, eight hundred six".