808849536 has 128 divisors (see below), whose sum is σ = 2388709440. Its totient is φ = 240414720.

The previous prime is 808849519. The next prime is 808849543. The reversal of 808849536 is 635948808.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222066 + ... + 225678.

Almost surely, 2^808849536 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 808849536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1194354720).

808849536 is an abundant number, since it is smaller than the sum of its proper divisors (1579859904).

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

808849536 is a wasteful number, since it uses less digits than its factorization.

808849536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694 (or 3682 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 51.

The square root of 808849536 is about 28440.2801673964. The cubic root of 808849536 is about 931.7282143892.

The spelling of 808849536 in words is "eight hundred eight million, eight hundred forty-nine thousand, five hundred thirty-six".