42228476 has 12 divisors (see below), whose sum is σ = 78247008. Its totient is φ = 19872192.

The previous prime is 42228467. The next prime is 42228497. The reversal of 42228476 is 67482224.

It is a happy number.

42228476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 310436 + ... + 310571.

It is an arithmetic number, because the mean of its divisors is an integer number (6520584).

Almost surely, 2^42228476 is an apocalyptic number.

It is an amenable number.

42228476 is a deficient number, since it is larger than the sum of its proper divisors (36018532).

42228476 is a wasteful number, since it uses less digits than its factorization.

42228476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621028 (or 621026 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 42228476 is about 6498.3440967680. The cubic root of 42228476 is about 348.2318334543.

The spelling of 42228476 in words is "forty-two million, two hundred twenty-eight thousand, four hundred seventy-six".