42567655 has 16 divisors (see below), whose sum is σ = 55387584. Its totient is φ = 31219200.

The previous prime is 42567653. The next prime is 42567659. The reversal of 42567655 is 55676524.

It is not a de Polignac number, because 42567655 - 2¹ = 42567653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42567653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7647 + ... + 11983.

It is an arithmetic number, because the mean of its divisors is an integer number (3461724).

Almost surely, 2^42567655 is an apocalyptic number.

42567655 is a deficient number, since it is larger than the sum of its proper divisors (12819929).

42567655 is a wasteful number, since it uses less digits than its factorization.

42567655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4506.

The product of its digits is 252000, while the sum is 40.

The square root of 42567655 is about 6524.3892434465. The cubic root of 42567655 is about 349.1616807374.

It can be divided in two parts, 4256 and 7655, that added together give a palindrome (11911).

The spelling of 42567655 in words is "forty-two million, five hundred sixty-seven thousand, six hundred fifty-five".