8532242 has 8 divisors (see below), whose sum is σ = 12812556. Its totient is φ = 4261392.

The previous prime is 8532233. The next prime is 8532247. The reversal of 8532242 is 2422358.

It is a Cunningham number, because it is equal to 2921²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 8532241 + 1 = 2921^2 + 1^2 .

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

It is a d-powerful number, because it can be written as 8³ + 5⁵ + 3⁶ + 2¹³ + 2¹⁷ + 4 + 2²³ .

It is not an unprimeable number, because it can be changed into a prime (8532247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668 + ... + 4184.

Almost surely, 2^8532242 is an apocalyptic number.

8532242 is a deficient number, since it is larger than the sum of its proper divisors (4280314).

8532242 is a wasteful number, since it uses less digits than its factorization.

8532242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4732.

The product of its digits is 3840, while the sum is 26.

The square root of 8532242 is about 2921.0001711743. Note that the first 3 decimals coincide. The cubic root of 8532242 is about 204.3404701520.

The spelling of 8532242 in words is "eight million, five hundred thirty-two thousand, two hundred forty-two".