682859430 has 128 divisors (see below), whose sum is σ = 2091225600. Its totient is φ = 156816000.

The previous prime is 682859423. The next prime is 682859431. The reversal of 682859430 is 34958286.

682859430 is a `hidden beast` number, since 6 + 8 + 28 + 594 + 30 = 666.

It is a super-2 number, since 2×682859430² = 932594002279849800, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682859431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50380 + ... + 62480.

It is an arithmetic number, because the mean of its divisors is an integer number (16337700).

Almost surely, 2^682859430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 682859430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1045612800).

682859430 is an abundant number, since it is smaller than the sum of its proper divisors (1408366170).

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

682859430 is a wasteful number, since it uses less digits than its factorization.

682859430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12147 (or 12141 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 682859430 is about 26131.5791715694. The cubic root of 682859430 is about 880.5968016068.

The spelling of 682859430 in words is "six hundred eighty-two million, eight hundred fifty-nine thousand, four hundred thirty".