814774848 has 28 divisors (see below), whose sum is σ = 2155758960. Its totient is φ = 271591552.

The previous prime is 814774847. The next prime is 814774889. The reversal of 814774848 is 848477418.

It is a self number, because there is not a number n which added to its sum of digits gives 814774848.

It is not an unprimeable number, because it can be changed into a prime (814774841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2121618 + ... + 2122001.

Almost surely, 2^814774848 is an apocalyptic number.

It is an amenable number.

814774848 is an abundant number, since it is smaller than the sum of its proper divisors (1340984112).

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

814774848 is a wasteful number, since it uses less digits than its factorization.

814774848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243634 (or 4243624 counting only the distinct ones).

The product of its digits is 1605632, while the sum is 51.

The square root of 814774848 is about 28544.2612095672. The cubic root of 814774848 is about 933.9978387978.

The spelling of 814774848 in words is "eight hundred fourteen million, seven hundred seventy-four thousand, eight hundred forty-eight".