42508227 has 16 divisors (see below), whose sum is σ = 58741920. Its totient is φ = 27320832.

The previous prime is 42508183. The next prime is 42508243. The reversal of 42508227 is 72280524.

42508227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42508227 - 2²³ = 34119619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42508194 and 42508203.

It is not an unprimeable number, because it can be changed into a prime (42508127) 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 15 ways as a sum of consecutive naturals, for example, 10849 + ... + 14237.

It is an arithmetic number, because the mean of its divisors is an integer number (3671370).

Almost surely, 2^42508227 is an apocalyptic number.

42508227 is a deficient number, since it is larger than the sum of its proper divisors (16233693).

42508227 is a wasteful number, since it uses less digits than its factorization.

42508227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542.

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 42508227 is about 6519.8333567661. The cubic root of 42508227 is about 348.9991187790. Note that the first 3 decimals are identical.

The spelling of 42508227 in words is "forty-two million, five hundred eight thousand, two hundred twenty-seven".