808293136 has 40 divisors (see below), whose sum is σ = 1883996480. Its totient is φ = 328178304.

The previous prime is 808293131. The next prime is 808293139. The reversal of 808293136 is 631392808.

It is not an unprimeable number, because it can be changed into a prime (808293131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187791 + ... + 192046.

It is an arithmetic number, because the mean of its divisors is an integer number (47099912).

Almost surely, 2^808293136 is an apocalyptic number.

It is an amenable number.

808293136 is an abundant number, since it is smaller than the sum of its proper divisors (1075703344).

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

808293136 is a wasteful number, since it uses less digits than its factorization.

808293136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379871 (or 379865 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 808293136 is about 28430.4965837743. The cubic root of 808293136 is about 931.5145230200.

The spelling of 808293136 in words is "eight hundred eight million, two hundred ninety-three thousand, one hundred thirty-six".