826315 has 8 divisors (see below), whose sum is σ = 1133280. Its totient is φ = 566592.

The previous prime is 826313. The next prime is 826333. The reversal of 826315 is 513628.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 826315 - 2¹ = 826313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 826315.

It is not an unprimeable number, because it can be changed into a prime (826313) 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, 11770 + ... + 11839.

It is an arithmetic number, because the mean of its divisors is an integer number (141660).

2⁸²⁶³¹⁵ is an apocalyptic number.

826315 is a deficient number, since it is larger than the sum of its proper divisors (306965).

826315 is a wasteful number, since it uses less digits than its factorization.

826315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23621.

The product of its digits is 1440, while the sum is 25.

The square root of 826315 is about 909.0187016778. The cubic root of 826315 is about 93.8386775754.

The spelling of 826315 in words is "eight hundred twenty-six thousand, three hundred fifteen".