8529742 has 8 divisors (see below), whose sum is σ = 13778856. Its totient is φ = 3936792.

The previous prime is 8529707. The next prime is 8529749. The reversal of 8529742 is 2479258.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8529749) 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, 164008 + ... + 164059.

It is an arithmetic number, because the mean of its divisors is an integer number (1722357).

Almost surely, 2^8529742 is an apocalyptic number.

8529742 is a deficient number, since it is larger than the sum of its proper divisors (5249114).

8529742 is a wasteful number, since it uses less digits than its factorization.

8529742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328082.

The product of its digits is 40320, while the sum is 37.

The square root of 8529742 is about 2920.5722042093. The cubic root of 8529742 is about 204.3205105260.

The spelling of 8529742 in words is "eight million, five hundred twenty-nine thousand, seven hundred forty-two".