885781380 has 48 divisors (see below), whose sum is σ = 2705661504. Its totient is φ = 214734720.

The previous prime is 885781373. The next prime is 885781453. The reversal of 885781380 is 83187588.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670387 + ... + 671706.

It is an arithmetic number, because the mean of its divisors is an integer number (56367948).

Almost surely, 2^885781380 is an apocalyptic number.

It is an amenable number.

885781380 is an abundant number, since it is smaller than the sum of its proper divisors (1819880124).

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

885781380 is a wasteful number, since it uses less digits than its factorization.

885781380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342116 (or 1342114 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 48.

The square root of 885781380 is about 29762.0795644390. The cubic root of 885781380 is about 960.3779544774.

The spelling of 885781380 in words is "eight hundred eighty-five million, seven hundred eighty-one thousand, three hundred eighty".