42652566 has 24 divisors (see below), whose sum is σ = 100815624. Its totient is φ = 12924960.

The previous prime is 42652553. The next prime is 42652573. The reversal of 42652566 is 66525624.

42652566 is a `hidden beast` number, since 42 + 6 + 52 + 566 = 666.

42652566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42652566.

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 11 ways as a sum of consecutive naturals, for example, 107511 + ... + 107906.

It is an arithmetic number, because the mean of its divisors is an integer number (4200651).

Almost surely, 2^42652566 is an apocalyptic number.

42652566 is an abundant number, since it is smaller than the sum of its proper divisors (58163058).

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

42652566 is a wasteful number, since it uses less digits than its factorization.

42652566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215436 (or 215433 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 42652566 is about 6530.8932007804. The cubic root of 42652566 is about 349.3936876940.

The spelling of 42652566 in words is "forty-two million, six hundred fifty-two thousand, five hundred sixty-six".