8529242 has 4 divisors (see below), whose sum is σ = 12793866. Its totient is φ = 4264620.

The previous prime is 8529229. The next prime is 8529259. The reversal of 8529242 is 2429258.

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., 4800481 + 3728761 = 2191^2 + 1931^2 .

It is a d-powerful number, because it can be written as 8³ + 5³ + 2¹³ + 9³ + 2¹⁷ + 4 + 2²³ .

It is a junction number, because it is equal to n+sod(n) for n = 8529199 and 8529208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2132309 + ... + 2132312.

Almost surely, 2^8529242 is an apocalyptic number.

8529242 is a deficient number, since it is larger than the sum of its proper divisors (4264624).

8529242 is a wasteful number, since it uses less digits than its factorization.

8529242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4264623.

The product of its digits is 11520, while the sum is 32.

The square root of 8529242 is about 2920.4866032906. The cubic root of 8529242 is about 204.3165181328.

The spelling of 8529242 in words is "eight million, five hundred twenty-nine thousand, two hundred forty-two".