836504064 has 160 divisors (see below), whose sum is σ = 2701702080. Its totient is φ = 253440000.

The previous prime is 836504059. The next prime is 836504087. The reversal of 836504064 is 460405638.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149314 + ... + 154814.

It is an arithmetic number, because the mean of its divisors is an integer number (16885638).

Almost surely, 2^836504064 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 836504064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1350851040).

836504064 is an abundant number, since it is smaller than the sum of its proper divisors (1865198016).

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

836504064 is a wasteful number, since it uses less digits than its factorization.

836504064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5539 (or 5517 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 836504064 is about 28922.3799850566. The cubic root of 836504064 is about 942.2280270729.

The spelling of 836504064 in words is "eight hundred thirty-six million, five hundred four thousand, sixty-four".