682500000 has 384 divisors, whose sum is σ = 2756242944. Its totient is φ = 144000000.

The previous prime is 682499963. The next prime is 682500011. The reversal of 682500000 is 5286.

It is a happy number.

It is a hoax number, since the sum of its digits (21) 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 (21).

It is a self number, because there is not a number n which added to its sum of digits gives 682500000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52499994 + ... + 52500006.

It is an arithmetic number, because the mean of its divisors is an integer number (7177716).

Almost surely, 2^682500000 is an apocalyptic number.

682500000 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 682500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1378121472).

682500000 is an abundant number, since it is smaller than the sum of its proper divisors (2073742944).

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

682500000 is an frugal number, since it uses more digits than its factorization.

682500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 682500000 is about 26124.7009552263. The cubic root of 682500000 is about 880.4422707991.

Adding to 682500000 its reverse (5286), we get a palindrome (682505286).

The spelling of 682500000 in words is "six hundred eighty-two million, five hundred thousand".