826713973 has 8 divisors (see below), whose sum is σ = 844928640. Its totient is φ = 808525440.

The previous prime is 826713971. The next prime is 826714013. The reversal of 826713973 is 379317628.

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 826713973 - 2¹ = 826713971 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 (826713971) 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, 66213 + ... + 77701.

It is an arithmetic number, because the mean of its divisors is an integer number (105616080).

Almost surely, 2^826713973 is an apocalyptic number.

It is an amenable number.

826713973 is a deficient number, since it is larger than the sum of its proper divisors (18214667).

826713973 is a wasteful number, since it uses less digits than its factorization.

826713973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13067.

The product of its digits is 381024, while the sum is 46.

The square root of 826713973 is about 28752.6341923657. The cubic root of 826713973 is about 938.5377798093.

The spelling of 826713973 in words is "eight hundred twenty-six million, seven hundred thirteen thousand, nine hundred seventy-three".