630767700 has 108 divisors (see below), whose sum is σ = 2081220960. Its totient is φ = 159347520.

The previous prime is 630767651. The next prime is 630767701. The reversal of 630767700 is 7767036.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630767701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1344 + ... + 35543.

Almost surely, 2^630767700 is an apocalyptic number.

630767700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630767700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1040610480).

630767700 is an abundant number, since it is smaller than the sum of its proper divisors (1450453260).

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

630767700 is a wasteful number, since it uses less digits than its factorization.

630767700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36926 (or 36916 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 36.

The square root of 630767700 is about 25115.0890900271. The cubic root of 630767700 is about 857.6099585014.

The spelling of 630767700 in words is "six hundred thirty million, seven hundred sixty-seven thousand, seven hundred".