825326673 has 4 divisors (see below), whose sum is σ = 1100435568. Its totient is φ = 550217780.

The previous prime is 825326657. The next prime is 825326683. The reversal of 825326673 is 376623528.

It is a happy number.

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 825326673 - 2⁴ = 825326657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (825326683) 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, 137554443 + ... + 137554448.

It is an arithmetic number, because the mean of its divisors is an integer number (275108892).

Almost surely, 2^825326673 is an apocalyptic number.

It is an amenable number.

825326673 is a deficient number, since it is larger than the sum of its proper divisors (275108895).

825326673 is a wasteful number, since it uses less digits than its factorization.

825326673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275108894.

The product of its digits is 362880, while the sum is 42.

The square root of 825326673 is about 28728.4993168804. The cubic root of 825326673 is about 938.0125024285.

The spelling of 825326673 in words is "eight hundred twenty-five million, three hundred twenty-six thousand, six hundred seventy-three".