8742064 has 20 divisors (see below), whose sum is σ = 17396704. Its totient is φ = 4252608.

The previous prime is 8742059. The next prime is 8742067. The reversal of 8742064 is 4602478.

It is not an unprimeable number, because it can be changed into a prime (8742067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6792 + ... + 7975.

Almost surely, 2^8742064 is an apocalyptic number.

It is an amenable number.

8742064 is a deficient number, since it is larger than the sum of its proper divisors (8654640).

8742064 is a wasteful number, since it uses less digits than its factorization.

8742064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14812 (or 14806 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 8742064 is about 2956.6981584193. The cubic root of 8742064 is about 206.0019480131.

The spelling of 8742064 in words is "eight million, seven hundred forty-two thousand, sixty-four".