1004650680 has 128 divisors (see below), whose sum is σ = 3303659520. Its totient is φ = 242388480.

The previous prime is 1004650657. The next prime is 1004650687. The reversal of 1004650680 is 860564001.

1004650680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004650687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292654 + ... + 296066.

It is an arithmetic number, because the mean of its divisors is an integer number (25809840).

Almost surely, 2^1004650680 is an apocalyptic number.

1004650680 is a gapful number since it is divisible by the number (10) 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 1004650680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1651829760).

1004650680 is an abundant number, since it is smaller than the sum of its proper divisors (2299008840).

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

1004650680 is a wasteful number, since it uses less digits than its factorization.

1004650680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3661 (or 3657 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1004650680 is about 31696.2250118212. The cubic root of 1004650680 is about 1001.5478296539.

It can be divided in two parts, 10046 and 50680, that added together give a triangular number (60726 = T₃₄₈).

The spelling of 1004650680 in words is "one billion, four million, six hundred fifty thousand, six hundred eighty".