836727064 has 8 divisors (see below), whose sum is σ = 1568863260. Its totient is φ = 418363528.

The previous prime is 836727037. The next prime is 836727077. The reversal of 836727064 is 460727638.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×836727064² = 1400224359260120192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 836727064.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52295434 + ... + 52295449.

Almost surely, 2^836727064 is an apocalyptic number.

It is an amenable number.

836727064 is a deficient number, since it is larger than the sum of its proper divisors (732136196).

836727064 is a wasteful number, since it uses less digits than its factorization.

836727064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104590889 (or 104590885 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 43.

The square root of 836727064 is about 28926.2348742452. The cubic root of 836727064 is about 942.3117477984.

The spelling of 836727064 in words is "eight hundred thirty-six million, seven hundred twenty-seven thousand, sixty-four".