683149824 has 120 divisors (see below), whose sum is σ = 2253382560. Its totient is φ = 195176448.

The previous prime is 683149813. The next prime is 683149829. The reversal of 683149824 is 428941386.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 683149824.

It is not an unprimeable number, because it can be changed into a prime (683149829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21667 + ... + 42845.

It is an arithmetic number, because the mean of its divisors is an integer number (18778188).

Almost surely, 2^683149824 is an apocalyptic number.

683149824 is a gapful number since it is divisible by the number (64) 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 683149824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1126691280).

683149824 is an abundant number, since it is smaller than the sum of its proper divisors (1570232736).

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

683149824 is a wasteful number, since it uses less digits than its factorization.

683149824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21210 (or 21191 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 683149824 is about 26137.1349615829. The cubic root of 683149824 is about 880.7216119634.

The spelling of 683149824 in words is "six hundred eighty-three million, one hundred forty-nine thousand, eight hundred twenty-four".