881874817 has 2 divisors, whose sum is σ = 881874818. Its totient is φ = 881874816.

The previous prime is 881874811. The next prime is 881874841. The reversal of 881874817 is 718478188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783944001 + 97930816 = 27999^2 + 9896^2 .

It is a cyclic number.

It is not a de Polignac number, because 881874817 - 2¹¹ = 881872769 is a prime.

It is not a weakly prime, because it can be changed into another prime (881874811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440937408 + 440937409.

It is an arithmetic number, because the mean of its divisors is an integer number (440937409).

Almost surely, 2^881874817 is an apocalyptic number.

It is an amenable number.

881874817 is a deficient number, since it is larger than the sum of its proper divisors (1).

881874817 is an equidigital number, since it uses as much as digits as its factorization.

881874817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 802816, while the sum is 52.

The square root of 881874817 is about 29696.3771696145. The cubic root of 881874817 is about 958.9640216829.

The spelling of 881874817 in words is "eight hundred eighty-one million, eight hundred seventy-four thousand, eight hundred seventeen".