826769842 has 8 divisors (see below), whose sum is σ = 1240539696. Its totient is φ = 413256612.

The previous prime is 826769837. The next prime is 826769869. The reversal of 826769842 is 248967628.

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

It is a self number, because there is not a number n which added to its sum of digits gives 826769842.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55888 + ... + 69115.

It is an arithmetic number, because the mean of its divisors is an integer number (155067462).

Almost surely, 2^826769842 is an apocalyptic number.

826769842 is a deficient number, since it is larger than the sum of its proper divisors (413769854).

826769842 is a wasteful number, since it uses less digits than its factorization.

826769842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128312.

The product of its digits is 2322432, while the sum is 52.

The square root of 826769842 is about 28753.6057217178. The cubic root of 826769842 is about 938.5589213358.

The spelling of 826769842 in words is "eight hundred twenty-six million, seven hundred sixty-nine thousand, eight hundred forty-two".