8427534 has 16 divisors (see below), whose sum is σ = 17013888. Its totient is φ = 2782712.

The previous prime is 8427533. The next prime is 8427539. The reversal of 8427534 is 4357248.

It is a junction number, because it is equal to n+sod(n) for n = 8427495 and 8427504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8427533) 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 7 ways as a sum of consecutive naturals, for example, 5922 + ... + 7205.

It is an arithmetic number, because the mean of its divisors is an integer number (1063368).

Almost surely, 2^8427534 is an apocalyptic number.

8427534 is an abundant number, since it is smaller than the sum of its proper divisors (8586354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8427534 is a wasteful number, since it uses less digits than its factorization.

8427534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13239.

The product of its digits is 26880, while the sum is 33.

The square root of 8427534 is about 2903.0215293725. The cubic root of 8427534 is about 203.5011359297.

The spelling of 8427534 in words is "eight million, four hundred twenty-seven thousand, five hundred thirty-four".