632845000 has 80 divisors (see below), whose sum is σ = 1547504640. Its totient is φ = 242088000.

The previous prime is 632844991. The next prime is 632845007. The reversal of 632845000 is 548236.

It is a self number, because there is not a number n which added to its sum of digits gives 632845000.

It is not an unprimeable number, because it can be changed into a prime (632845007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 112249 + ... + 117751.

It is an arithmetic number, because the mean of its divisors is an integer number (19343808).

Almost surely, 2^632845000 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 632845000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (773752320).

632845000 is an abundant number, since it is smaller than the sum of its proper divisors (914659640).

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

632845000 is a wasteful number, since it uses less digits than its factorization.

632845000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552 (or 5533 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 632845000 is about 25156.4107137723. The cubic root of 632845000 is about 858.5503792290.

The spelling of 632845000 in words is "six hundred thirty-two million, eight hundred forty-five thousand".