42255022 has 8 divisors (see below), whose sum is σ = 63417816. Its totient is φ = 21115752.

The previous prime is 42254981. The next prime is 42255053. The reversal of 42255022 is 22055224.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 42254984 and 42255002.

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 3 ways as a sum of consecutive naturals, for example, 348 + ... + 9199.

It is an arithmetic number, because the mean of its divisors is an integer number (7927227).

Almost surely, 2^42255022 is an apocalyptic number.

42255022 is a deficient number, since it is larger than the sum of its proper divisors (21162794).

42255022 is a wasteful number, since it uses less digits than its factorization.

42255022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11762.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 42255022 is about 6500.3862962135. The cubic root of 42255022 is about 348.3047875898.

The spelling of 42255022 in words is "forty-two million, two hundred fifty-five thousand, twenty-two".