887661320 has 64 divisors (see below), whose sum is σ = 2458149120. Its totient is φ = 280929024.

The previous prime is 887661283. The next prime is 887661349. The reversal of 887661320 is 23166788.

It is a happy number.

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, 118292 + ... + 125571.

It is an arithmetic number, because the mean of its divisors is an integer number (38408580).

Almost surely, 2^887661320 is an apocalyptic number.

It is an amenable number.

887661320 is an abundant number, since it is smaller than the sum of its proper divisors (1570487800).

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

887661320 is a wasteful number, since it uses less digits than its factorization.

887661320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243894 (or 243890 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 887661320 is about 29793.6456312416. The cubic root of 887661320 is about 961.0568944534.

The spelling of 887661320 in words is "eight hundred eighty-seven million, six hundred sixty-one thousand, three hundred twenty".