42586526 has 4 divisors (see below), whose sum is σ = 63879792. Its totient is φ = 21293262.

The previous prime is 42586499. The next prime is 42586541. The reversal of 42586526 is 62568524.

42586526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×42586526² = 3627224393497352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42586526.

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 as a sum of consecutive naturals, namely, 10646630 + ... + 10646633.

It is an arithmetic number, because the mean of its divisors is an integer number (15969948).

Almost surely, 2^42586526 is an apocalyptic number.

42586526 is a deficient number, since it is larger than the sum of its proper divisors (21293266).

42586526 is a wasteful number, since it uses less digits than its factorization.

42586526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21293265.

The product of its digits is 115200, while the sum is 38.

The square root of 42586526 is about 6525.8352722085. The cubic root of 42586526 is about 349.2132696464.

The spelling of 42586526 in words is "forty-two million, five hundred eighty-six thousand, five hundred twenty-six".