42225584 has 20 divisors (see below), whose sum is σ = 84024384. Its totient is φ = 20541888.

The previous prime is 42225553. The next prime is 42225593. The reversal of 42225584 is 48552224.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42225584.

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, 35072 + ... + 36255.

Almost surely, 2^42225584 is an apocalyptic number.

It is an amenable number.

42225584 is a deficient number, since it is larger than the sum of its proper divisors (41798800).

42225584 is a wasteful number, since it uses less digits than its factorization.

42225584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71372 (or 71366 counting only the distinct ones).

The product of its digits is 25600, while the sum is 32.

The square root of 42225584 is about 6498.1215747322. The cubic root of 42225584 is about 348.2238837676.

The spelling of 42225584 in words is "forty-two million, two hundred twenty-five thousand, five hundred eighty-four".