42522354 has 128 divisors (see below), whose sum is σ = 115937280. Its totient is φ = 11290752.

The previous prime is 42522349. The next prime is 42522367. The reversal of 42522354 is 45322524.

It is a happy number.

42522354 is a `hidden beast` number, since 425 + 2 + 235 + 4 = 666.

42522354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon 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 63 ways as a sum of consecutive naturals, for example, 582462 + ... + 582534.

It is an arithmetic number, because the mean of its divisors is an integer number (905760).

Almost surely, 2^42522354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42522354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57968640).

42522354 is an abundant number, since it is smaller than the sum of its proper divisors (73414926).

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

42522354 is a wasteful number, since it uses less digits than its factorization.

42522354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 175 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 42522354 is about 6520.9166533548. The cubic root of 42522354 is about 349.0377761152.

Adding to 42522354 its reverse (45322524), we get a palindrome (87844878).

The spelling of 42522354 in words is "forty-two million, five hundred twenty-two thousand, three hundred fifty-four".