42527663 has 4 divisors (see below), whose sum is σ = 42904128. Its totient is φ = 42151200.

The previous prime is 42527657. The next prime is 42527687. The reversal of 42527663 is 36672524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42527663 - 2⁶ = 42527599 is a prime.

It is a super-4 number, since 4×42527663⁴ (a number of 32 digits) contains 4444 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42527603) 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, 188063 + ... + 188288.

It is an arithmetic number, because the mean of its divisors is an integer number (10726032).

Almost surely, 2^42527663 is an apocalyptic number.

42527663 is a deficient number, since it is larger than the sum of its proper divisors (376465).

42527663 is a wasteful number, since it uses less digits than its factorization.

42527663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376464.

The product of its digits is 60480, while the sum is 35.

The square root of 42527663 is about 6521.3237153204. The cubic root of 42527663 is about 349.0523015297.

The spelling of 42527663 in words is "forty-two million, five hundred twenty-seven thousand, six hundred sixty-three".