826912253 has 4 divisors (see below), whose sum is σ = 828796320. Its totient is φ = 825028188.

The previous prime is 826912241. The next prime is 826912267. The reversal of 826912253 is 352219628.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 826912253 - 2⁸ = 826911997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (826912213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941375 + ... + 942252.

It is an arithmetic number, because the mean of its divisors is an integer number (207199080).

Almost surely, 2^826912253 is an apocalyptic number.

It is an amenable number.

826912253 is a deficient number, since it is larger than the sum of its proper divisors (1884067).

826912253 is a wasteful number, since it uses less digits than its factorization.

826912253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884066.

The product of its digits is 51840, while the sum is 38.

The square root of 826912253 is about 28756.0820175489. The cubic root of 826912253 is about 938.6128071269.

The spelling of 826912253 in words is "eight hundred twenty-six million, nine hundred twelve thousand, two hundred fifty-three".