834746818 has 16 divisors (see below), whose sum is σ = 1326711960. Its totient is φ = 392544256.

The previous prime is 834746791. The next prime is 834746821. The reversal of 834746818 is 818647438.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 428200249 + 406546569 = 20693^2 + 20163^2 .

It is a super-2 number, since 2×834746818² = 1393604500322250248, which contains 22 as substring.

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, 44898 + ... + 60706.

Almost surely, 2^834746818 is an apocalyptic number.

834746818 is a deficient number, since it is larger than the sum of its proper divisors (491965142).

834746818 is a wasteful number, since it uses less digits than its factorization.

834746818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17381.

The product of its digits is 1032192, while the sum is 49.

The square root of 834746818 is about 28891.9853592653. The cubic root of 834746818 is about 941.5677843420.

The spelling of 834746818 in words is "eight hundred thirty-four million, seven hundred forty-six thousand, eight hundred eighteen".