887772 has 24 divisors (see below), whose sum is σ = 2088576. Its totient is φ = 293488.

The previous prime is 887759. The next prime is 887819. The reversal of 887772 is 277788.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 887772.

It is a congruent number.

It is an unprimeable number.

887772 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, 1783 + ... + 2225.

It is an arithmetic number, because the mean of its divisors is an integer number (87024).

2⁸⁸⁷⁷⁷² is an apocalyptic number.

It is an amenable number.

887772 is an abundant number, since it is smaller than the sum of its proper divisors (1200804).

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

887772 is a wasteful number, since it uses less digits than its factorization.

887772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 615 counting only the distinct ones).

The product of its digits is 43904, while the sum is 39.

The square root of 887772 is about 942.2165356223. The cubic root of 887772 is about 96.1096836623.

The spelling of 887772 in words is "eight hundred eighty-seven thousand, seven hundred seventy-two".