826861346 has 16 divisors (see below), whose sum is σ = 1257311160. Its totient is φ = 407788800.

The previous prime is 826861337. The next prime is 826861363. The reversal of 826861346 is 643168628.

It can be written as a sum of positive squares in 4 ways, for example, as 804346321 + 22515025 = 28361^2 + 4745^2 .

It is a junction number, because it is equal to n+sod(n) for n = 826861297 and 826861306.

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 7 ways as a sum of consecutive naturals, for example, 46730 + ... + 61946.

Almost surely, 2^826861346 is an apocalyptic number.

826861346 is a deficient number, since it is larger than the sum of its proper divisors (430449814).

826861346 is a wasteful number, since it uses less digits than its factorization.

826861346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15589.

The product of its digits is 331776, while the sum is 44.

The square root of 826861346 is about 28755.1968520475. The cubic root of 826861346 is about 938.5935455335.

The spelling of 826861346 in words is "eight hundred twenty-six million, eight hundred sixty-one thousand, three hundred forty-six".