42228592 has 60 divisors (see below), whose sum is σ = 96845736. Its totient is φ = 17781120.

The previous prime is 42228587. The next prime is 42228679. The reversal of 42228592 is 29582224.

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 11 ways as a sum of consecutive naturals, for example, 47383 + ... + 48265.

Almost surely, 2^42228592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42228592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48422868).

42228592 is an abundant number, since it is smaller than the sum of its proper divisors (54617144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42228592 is a wasteful number, since it uses less digits than its factorization.

42228592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966 (or 953 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 42228592 is about 6498.3530221126. The cubic root of 42228592 is about 348.2321523138.

The spelling of 42228592 in words is "forty-two million, two hundred twenty-eight thousand, five hundred ninety-two".