8535816 has 48 divisors (see below), whose sum is σ = 23362560. Its totient is φ = 2815200.

The previous prime is 8535781. The next prime is 8535847. The reversal of 8535816 is 6185358.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6841 + ... + 7991.

It is an arithmetic number, because the mean of its divisors is an integer number (486720).

Almost surely, 2^8535816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8535816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11681280).

8535816 is an abundant number, since it is smaller than the sum of its proper divisors (14826744).

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

8535816 is a wasteful number, since it uses less digits than its factorization.

8535816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266 (or 1259 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 8535816 is about 2921.6118838751. The cubic root of 8535816 is about 204.3689976634.

It can be divided in two parts, 8 and 535816, that added together give a square (535824 = 732²).

The spelling of 8535816 in words is "eight million, five hundred thirty-five thousand, eight hundred sixteen".