5647836 has 12 divisors (see below), whose sum is σ = 13178312. Its totient is φ = 1882608.

The previous prime is 5647823. The next prime is 5647841. The reversal of 5647836 is 6387465.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 5647794 and 5647803.

It is a congruent number.

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, 235315 + ... + 235338.

Almost surely, 2^5647836 is an apocalyptic number.

It is an amenable number.

5647836 is an abundant number, since it is smaller than the sum of its proper divisors (7530476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5647836 is a wasteful number, since it uses less digits than its factorization.

5647836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470660 (or 470658 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 5647836 is about 2376.5176203849. The cubic root of 5647836 is about 178.0850075806.

The spelling of 5647836 in words is "five million, six hundred forty-seven thousand, eight hundred thirty-six".