826527990 has 16 divisors (see below), whose sum is σ = 1983667248. Its totient is φ = 220407456.

The previous prime is 826527953. The next prime is 826528019. The reversal of 826527990 is 99725628.

826527990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13775437 + ... + 13775496.

It is an arithmetic number, because the mean of its divisors is an integer number (123979203).

Almost surely, 2^826527990 is an apocalyptic number.

826527990 is an abundant number, since it is smaller than the sum of its proper divisors (1157139258).

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

826527990 is a wasteful number, since it uses less digits than its factorization.

826527990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27550943.

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 826527990 is about 28749.3998198223. The cubic root of 826527990 is about 938.4673946585.

The spelling of 826527990 in words is "eight hundred twenty-six million, five hundred twenty-seven thousand, nine hundred ninety".