836345328 has 240 divisors, whose sum is σ = 2867628960. Its totient is φ = 207470592.

The previous prime is 836345233. The next prime is 836345333. The reversal of 836345328 is 823543638.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 836345328.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 518988 + ... + 520596.

It is an arithmetic number, because the mean of its divisors is an integer number (11948454).

Almost surely, 2^836345328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 836345328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1433814480).

836345328 is an abundant number, since it is smaller than the sum of its proper divisors (2031283632).

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

836345328 is a wasteful number, since it uses less digits than its factorization.

836345328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664 (or 1651 counting only the distinct ones).

The product of its digits is 414720, while the sum is 42.

The square root of 836345328 is about 28919.6356823526. The cubic root of 836345328 is about 942.1684238679.

The spelling of 836345328 in words is "eight hundred thirty-six million, three hundred forty-five thousand, three hundred twenty-eight".