8742516 has 24 divisors (see below), whose sum is σ = 20490624. Its totient is φ = 2901120.

The previous prime is 8742511. The next prime is 8742529. The reversal of 8742516 is 6152478.

8742516 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8742511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1381 + ... + 4403.

It is an arithmetic number, because the mean of its divisors is an integer number (853776).

Almost surely, 2^8742516 is an apocalyptic number.

It is an amenable number.

8742516 is an abundant number, since it is smaller than the sum of its proper divisors (11748108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8742516 is a wasteful number, since it uses less digits than its factorization.

8742516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271 (or 3269 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 8742516 is about 2956.7745940467. The cubic root of 8742516 is about 206.0054983294.

The spelling of 8742516 in words is "eight million, seven hundred forty-two thousand, five hundred sixteen".