42555524 has 12 divisors (see below), whose sum is σ = 81242448.
Its totient is φ = 19343400.
The previous prime is 42555523. The next prime is 42555571.
42555524 is nontrivially palindromic in base 10.
It is not an unprimeable number, because it can be changed into a prime (42555523) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483542 + ... + 483629.
It is an arithmetic number, because the mean of its divisors is an integer number (6770204).
Almost surely, 242555524 is an apocalyptic number.
42555524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
42555524 is a deficient number, since it is larger than the sum of its proper divisors (38686924).
42555524 is a wasteful number, since it uses less digits than its factorization.
42555524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 967186 (or 967184 counting only the distinct ones).
The product of its digits is 40000, while the sum is 32.
The square root of 42555524 is about 6523.4595116395.
The cubic root of 42555524 is about 349.1285093637.
It can be divided in two parts, 4255 and 5524, that added together give a palindrome (9779).
The spelling of 42555524 in words is "forty-two million, five hundred fifty-five thousand, five hundred twenty-four".