42535122 has 64 divisors (see below), whose sum is σ = 105525504. Its totient is φ = 11151360.

The previous prime is 42535111. The next prime is 42535123. The reversal of 42535122 is 22153524.

It is a junction number, because it is equal to n+sod(n) for n = 42535092 and 42535101.

It is not an unprimeable number, because it can be changed into a prime (42535123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28548 + ... + 30000.

It is an arithmetic number, because the mean of its divisors is an integer number (1648836).

Almost surely, 2^42535122 is an apocalyptic number.

42535122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 42535122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52762752).

42535122 is an abundant number, since it is smaller than the sum of its proper divisors (62990382).

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

42535122 is a wasteful number, since it uses less digits than its factorization.

42535122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523.

The product of its digits is 2400, while the sum is 24.

The square root of 42535122 is about 6521.8955833408. The cubic root of 42535122 is about 349.0727072980.

Adding to 42535122 its reverse (22153524), we get a palindrome (64688646).

The spelling of 42535122 in words is "forty-two million, five hundred thirty-five thousand, one hundred twenty-two".