42716074 has 4 divisors (see below), whose sum is σ = 64074114. Its totient is φ = 21358036.

The previous prime is 42716041. The next prime is 42716077. The reversal of 42716074 is 47061724.

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

It can be written as a sum of positive squares in only one way, i.e., 39501225 + 3214849 = 6285^2 + 1793^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (42716077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10679017 + ... + 10679020.

Almost surely, 2^42716074 is an apocalyptic number.

42716074 is a deficient number, since it is larger than the sum of its proper divisors (21358040).

42716074 is a wasteful number, since it uses less digits than its factorization.

42716074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21358039.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 42716074 is about 6535.7535143241. The cubic root of 42716074 is about 349.5670128692.

Adding to 42716074 its reverse (47061724), we get a palindrome (89777798).

The spelling of 42716074 in words is "forty-two million, seven hundred sixteen thousand, seventy-four".