42536473 has 8 divisors (see below), whose sum is σ = 48692160. Its totient is φ = 36400560.

The previous prime is 42536471. The next prime is 42536489. The reversal of 42536473 is 37463524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42536473 - 2¹ = 42536471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42536471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3 + ... + 9223.

It is an arithmetic number, because the mean of its divisors is an integer number (6086520).

Almost surely, 2^42536473 is an apocalyptic number.

It is an amenable number.

42536473 is a deficient number, since it is larger than the sum of its proper divisors (6155687).

42536473 is an equidigital number, since it uses as much as digits as its factorization.

42536473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9887.

The product of its digits is 60480, while the sum is 34.

The square root of 42536473 is about 6521.9991567003. Note that the first 3 decimals coincide. The cubic root of 42536473 is about 349.0764030065.

Adding to 42536473 its reverse (37463524), we get a palindrome (79999997).

The spelling of 42536473 in words is "forty-two million, five hundred thirty-six thousand, four hundred seventy-three".