5863644 has 24 divisors (see below), whose sum is σ = 15202320. Its totient is φ = 1954512.

The previous prime is 5863633. The next prime is 5863651. The reversal of 5863644 is 4463685.

5863644 is a `hidden beast` number, since 5 + 8 + 6 + 3 + 644 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5863599 and 5863608.

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 7 ways as a sum of consecutive naturals, for example, 27039 + ... + 27254.

It is an arithmetic number, because the mean of its divisors is an integer number (633430).

Almost surely, 2^5863644 is an apocalyptic number.

5863644 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5863644 is an abundant number, since it is smaller than the sum of its proper divisors (9338676).

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

5863644 is a wasteful number, since it uses less digits than its factorization.

5863644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54306 (or 54298 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 5863644 is about 2421.4962316716. The cubic root of 5863644 is about 180.3249685106.

The spelling of 5863644 in words is "five million, eight hundred sixty-three thousand, six hundred forty-four".