826740826 has 16 divisors (see below), whose sum is σ = 1250339328. Its totient is φ = 409974400.

The previous prime is 826740791. The next prime is 826740881. The reversal of 826740826 is 628047628.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131781 + ... + 137911.

It is an arithmetic number, because the mean of its divisors is an integer number (78146208).

Almost surely, 2^826740826 is an apocalyptic number.

826740826 is a deficient number, since it is larger than the sum of its proper divisors (423598502).

826740826 is a wasteful number, since it uses less digits than its factorization.

826740826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6677.

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 826740826 is about 28753.1011544842. The cubic root of 826740826 is about 938.5479414383.

The spelling of 826740826 in words is "eight hundred twenty-six million, seven hundred forty thousand, eight hundred twenty-six".