826394401 has 8 divisors (see below), whose sum is σ = 967486464. Its totient is φ = 691061280.

The previous prime is 826394351. The next prime is 826394501. The reversal of 826394401 is 104493628.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 826394401 - 2¹¹ = 826392353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (826394201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1439425 + ... + 1439998.

It is an arithmetic number, because the mean of its divisors is an integer number (120935808).

Almost surely, 2^826394401 is an apocalyptic number.

It is an amenable number.

826394401 is a deficient number, since it is larger than the sum of its proper divisors (141092063).

826394401 is a wasteful number, since it uses less digits than its factorization.

826394401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879471.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 826394401 is about 28747.0763904784. The cubic root of 826394401 is about 938.4168314684.

The spelling of 826394401 in words is "eight hundred twenty-six million, three hundred ninety-four thousand, four hundred one".