42522055 has 16 divisors (see below), whose sum is σ = 54489600. Its totient is φ = 31778208.

The previous prime is 42522031. The next prime is 42522061. The reversal of 42522055 is 55022524.

It is a happy number.

42522055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 42522055 - 2⁵ = 42522023 is a prime.

It is a super-2 number, since 2×42522055² = 3616250322846050, which contains 22 as substring.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 646 + ... + 9244.

It is an arithmetic number, because the mean of its divisors is an integer number (3405600).

Almost surely, 2^42522055 is an apocalyptic number.

42522055 is a deficient number, since it is larger than the sum of its proper divisors (11967545).

42522055 is a wasteful number, since it uses less digits than its factorization.

42522055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8670.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 42522055 is about 6520.8937270899. The cubic root of 42522055 is about 349.0369580158.

Adding to 42522055 its reverse (55022524), we get a palindrome (97544579).

The spelling of 42522055 in words is "forty-two million, five hundred twenty-two thousand, fifty-five".