885430656 has 128 divisors (see below), whose sum is σ = 2850940800. Its totient is φ = 268300800.

The previous prime is 885430631. The next prime is 885430681. The reversal of 885430656 is 656034588.

It is an interprime number because it is at equal distance from previous prime (885430631) and next prime (885430681).

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent 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, 26371 + ... + 49661.

It is an arithmetic number, because the mean of its divisors is an integer number (22272975).

Almost surely, 2^885430656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 885430656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1425470400).

885430656 is an abundant number, since it is smaller than the sum of its proper divisors (1965510144).

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

885430656 is a wasteful number, since it uses less digits than its factorization.

885430656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23325 (or 23307 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 885430656 is about 29756.1868524850. The cubic root of 885430656 is about 960.2511842718.

The spelling of 885430656 in words is "eight hundred eighty-five million, four hundred thirty thousand, six hundred fifty-six".