42573086 has 4 divisors (see below), whose sum is σ = 63859632. Its totient is φ = 21286542.

The previous prime is 42573071. The next prime is 42573109. The reversal of 42573086 is 68037524.

It is a happy number.

42573086 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 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, 10643270 + ... + 10643273.

It is an arithmetic number, because the mean of its divisors is an integer number (15964908).

Almost surely, 2^42573086 is an apocalyptic number.

42573086 is a deficient number, since it is larger than the sum of its proper divisors (21286546).

42573086 is a wasteful number, since it uses less digits than its factorization.

42573086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21286545.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 42573086 is about 6524.8054377123. The cubic root of 42573086 is about 349.1765293860.

The spelling of 42573086 in words is "forty-two million, five hundred seventy-three thousand, eighty-six".