881764 has 24 divisors (see below), whose sum is σ = 1718528. Its totient is φ = 393120.

The previous prime is 881743. The next prime is 881779. The reversal of 881764 is 467188.

It is a happy number.

881764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

881764 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1339 + ... + 1885.

2⁸⁸¹⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

881764 is a deficient number, since it is larger than the sum of its proper divisors (836764).

881764 is a wasteful number, since it uses less digits than its factorization.

881764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595 (or 593 counting only the distinct ones).

The product of its digits is 10752, while the sum is 34.

The square root of 881764 is about 939.0228964195. The cubic root of 881764 is about 95.8923851973.

The spelling of 881764 in words is "eight hundred eighty-one thousand, seven hundred sixty-four".