826021053 has 24 divisors (see below), whose sum is σ = 1401734880. Its totient is φ = 462108960.

The previous prime is 826021039. The next prime is 826021121. The reversal of 826021053 is 350120628.

826021053 is a `hidden beast` number, since 8 + 2 + 602 + 1 + 0 + 53 = 666.

826021053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 826021053 - 2¹² = 826016957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (826021003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 319623 + ... + 322196.

It is an arithmetic number, because the mean of its divisors is an integer number (58405620).

Almost surely, 2^826021053 is an apocalyptic number.

It is an amenable number.

826021053 is a deficient number, since it is larger than the sum of its proper divisors (575713827).

826021053 is a wasteful number, since it uses less digits than its factorization.

826021053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641849 (or 641846 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 826021053 is about 28740.5819878443. The cubic root of 826021053 is about 938.2754910377.

The spelling of 826021053 in words is "eight hundred twenty-six million, twenty-one thousand, fifty-three".