836045980 has 96 divisors (see below), whose sum is σ = 2304207360. Its totient is φ = 246862080.

The previous prime is 836045971. The next prime is 836046031. The reversal of 836045980 is 89540638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14974 + ... + 43546.

It is an arithmetic number, because the mean of its divisors is an integer number (24002160).

Almost surely, 2^836045980 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 836045980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1152103680).

836045980 is an abundant number, since it is smaller than the sum of its proper divisors (1468161380).

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

836045980 is a wasteful number, since it uses less digits than its factorization.

836045980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28619 (or 28617 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 836045980 is about 28914.4597044455. The cubic root of 836045980 is about 942.0560022481.

The spelling of 836045980 in words is "eight hundred thirty-six million, forty-five thousand, nine hundred eighty".