826413390 has 48 divisors (see below), whose sum is σ = 2344011696. Its totient is φ = 200342400.

The previous prime is 826413373. The next prime is 826413403. The reversal of 826413390 is 93314628.

826413390 is a `hidden beast` number, since 8 + 2 + 641 + 3 + 3 + 9 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 416391 + ... + 418370.

It is an arithmetic number, because the mean of its divisors is an integer number (48833577).

Almost surely, 2^826413390 is an apocalyptic number.

826413390 is an abundant number, since it is smaller than the sum of its proper divisors (1517598306).

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

826413390 is a wasteful number, since it uses less digits than its factorization.

826413390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834785 (or 834782 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 826413390 is about 28747.4066656455. The cubic root of 826413390 is about 938.4240191021.

The spelling of 826413390 in words is "eight hundred twenty-six million, four hundred thirteen thousand, three hundred ninety".