42565502 has 32 divisors (see below), whose sum is σ = 77317632. Its totient is φ = 17180064.

The previous prime is 42565499. The next prime is 42565507. The reversal of 42565502 is 20556524.

It is a super-3 number, since 3×42565502³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42565507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20588 + ... + 22560.

It is an arithmetic number, because the mean of its divisors is an integer number (2416176).

Almost surely, 2^42565502 is an apocalyptic number.

42565502 is a deficient number, since it is larger than the sum of its proper divisors (34752130).

42565502 is a wasteful number, since it uses less digits than its factorization.

42565502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 42565502 is about 6524.2242450731. The cubic root of 42565502 is about 349.1557939691.

The spelling of 42565502 in words is "forty-two million, five hundred sixty-five thousand, five hundred two".