42627555 has 48 divisors (see below), whose sum is σ = 76186656. Its totient is φ = 22041600.

The previous prime is 42627553. The next prime is 42627569. The reversal of 42627555 is 55572624.

42627555 is a `hidden beast` number, since 42 + 62 + 7 + 555 = 666.

42627555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42627555 - 2¹ = 42627553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42627553) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 377179 + ... + 377291.

It is an arithmetic number, because the mean of its divisors is an integer number (1587222).

Almost surely, 2^42627555 is an apocalyptic number.

42627555 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42627555 is a deficient number, since it is larger than the sum of its proper divisors (33559101).

42627555 is a wasteful number, since it uses less digits than its factorization.

42627555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 305 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 42627555 is about 6528.9780976811. The cubic root of 42627555 is about 349.3253807902.

The spelling of 42627555 in words is "forty-two million, six hundred twenty-seven thousand, five hundred fifty-five".