42534567 has 24 divisors (see below), whose sum is σ = 65336544. Its totient is φ = 26604864.

The previous prime is 42534553. The next prime is 42534581. The reversal of 42534567 is 76543524.

42534567 is a `hidden beast` number, since 42 + 53 + 4 + 567 = 666.

It is an interprime number because it is at equal distance from previous prime (42534553) and next prime (42534581).

It is not a de Polignac number, because 42534567 - 2¹² = 42530471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42534587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9033 + ... + 12909.

It is an arithmetic number, because the mean of its divisors is an integer number (2722356).

Almost surely, 2^42534567 is an apocalyptic number.

42534567 is a deficient number, since it is larger than the sum of its proper divisors (22801977).

42534567 is a wasteful number, since it uses less digits than its factorization.

42534567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3959 (or 3956 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 42534567 is about 6521.8530342227. The cubic root of 42534567 is about 349.0711890531.

The spelling of 42534567 in words is "forty-two million, five hundred thirty-four thousand, five hundred sixty-seven".