8542736 has 10 divisors (see below), whose sum is σ = 16551582. Its totient is φ = 4271360.

The previous prime is 8542711. The next prime is 8542747. The reversal of 8542736 is 6372458.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7054336 + 1488400 = 2656^2 + 1220^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8542696 and 8542705.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 266945 + ... + 266976.

Almost surely, 2^8542736 is an apocalyptic number.

It is an amenable number.

8542736 is a deficient number, since it is larger than the sum of its proper divisors (8008846).

8542736 is a wasteful number, since it uses less digits than its factorization.

8542736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533929 (or 533923 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 8542736 is about 2922.7959217161. The cubic root of 8542736 is about 204.4242101728.

The spelling of 8542736 in words is "eight million, five hundred forty-two thousand, seven hundred thirty-six".