826457196 has 48 divisors (see below), whose sum is σ = 2032581600. Its totient is φ = 260961792.

The previous prime is 826457173. The next prime is 826457237. The reversal of 826457196 is 691754628.

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, 3961 + ... + 40848.

It is an arithmetic number, because the mean of its divisors is an integer number (42345450).

Almost surely, 2^826457196 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 826457196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1016290800).

826457196 is an abundant number, since it is smaller than the sum of its proper divisors (1206124404).

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

826457196 is a wasteful number, since it uses less digits than its factorization.

826457196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44898 (or 44896 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 826457196 is about 28748.1685677540. The cubic root of 826457196 is about 938.4405999387.

The spelling of 826457196 in words is "eight hundred twenty-six million, four hundred fifty-seven thousand, one hundred ninety-six".