42716615 has 4 divisors (see below), whose sum is σ = 51259944. Its totient is φ = 34173288.

The previous prime is 42716603. The next prime is 42716621. The reversal of 42716615 is 51661724.

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

It is a cyclic number.

It is not a de Polignac number, because 42716615 - 2⁶ = 42716551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4271657 + ... + 4271666.

It is an arithmetic number, because the mean of its divisors is an integer number (12814986).

Almost surely, 2^42716615 is an apocalyptic number.

42716615 is a deficient number, since it is larger than the sum of its proper divisors (8543329).

42716615 is an equidigital number, since it uses as much as digits as its factorization.

42716615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8543328.

The product of its digits is 10080, while the sum is 32.

The square root of 42716615 is about 6535.7949019228. The cubic root of 42716615 is about 349.5684886209.

The spelling of 42716615 in words is "forty-two million, seven hundred sixteen thousand, six hundred fifteen".