42226285 has 8 divisors (see below), whose sum is σ = 50807520. Its totient is φ = 33690384.

The previous prime is 42226267. The next prime is 42226297. The reversal of 42226285 is 58262224.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42226285 is a prime.

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, 9247 + ... + 13036.

It is an arithmetic number, because the mean of its divisors is an integer number (6350940).

Almost surely, 2^42226285 is an apocalyptic number.

It is an amenable number.

42226285 is a deficient number, since it is larger than the sum of its proper divisors (8581235).

42226285 is a wasteful number, since it uses less digits than its factorization.

42226285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22667.

The product of its digits is 15360, while the sum is 31.

The square root of 42226285 is about 6498.1755131729. The cubic root of 42226285 is about 348.2258107478.

The spelling of 42226285 in words is "forty-two million, two hundred twenty-six thousand, two hundred eighty-five".