881786416 has 20 divisors (see below), whose sum is σ = 1952527312. Its totient is φ = 377908416.

The previous prime is 881786369. The next prime is 881786429. The reversal of 881786416 is 614687188.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 881786416.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3936435 + ... + 3936658.

Almost surely, 2^881786416 is an apocalyptic number.

It is an amenable number.

881786416 is an abundant number, since it is smaller than the sum of its proper divisors (1070740896).

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

881786416 is a wasteful number, since it uses less digits than its factorization.

881786416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7873108 (or 7873102 counting only the distinct ones).

The product of its digits is 516096, while the sum is 49.

The square root of 881786416 is about 29694.8887184310. Note that the first 3 decimals coincide. The cubic root of 881786416 is about 958.9319777504.

The spelling of 881786416 in words is "eight hundred eighty-one million, seven hundred eighty-six thousand, four hundred sixteen".