682469550 has 360 divisors, whose sum is σ = 2334772440. Its totient is φ = 146966400.

The previous prime is 682469527. The next prime is 682469561. The reversal of 682469550 is 55964286.

682469550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 682469496 and 682469505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 3770460 + ... + 3770640.

It is an arithmetic number, because the mean of its divisors is an integer number (6485479).

Almost surely, 2^682469550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 682469550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1167386220).

682469550 is an abundant number, since it is smaller than the sum of its proper divisors (1652302890).

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

682469550 is a wasteful number, since it uses less digits than its factorization.

682469550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 682469550 is about 26124.1181669353. The cubic root of 682469550 is about 880.4291768475.

The spelling of 682469550 in words is "six hundred eighty-two million, four hundred sixty-nine thousand, five hundred fifty".