5395644 has 36 divisors (see below), whose sum is σ = 13848744. Its totient is φ = 1770912.

The previous prime is 5395589. The next prime is 5395651. The reversal of 5395644 is 4465935.

It is a happy number.

5395644 is a `hidden beast` number, since 5 + 3 + 9 + 5 + 644 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×5395644² = 58225948349472, which contains 22 as substring.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5395599 and 5395608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1294 + ... + 3530.

Almost surely, 2^5395644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5395644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6924372).

5395644 is an abundant number, since it is smaller than the sum of its proper divisors (8453100).

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

5395644 is a wasteful number, since it uses less digits than its factorization.

5395644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314 (or 2309 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 5395644 is about 2322.8525566639. The cubic root of 5395644 is about 175.3938774496.

The spelling of 5395644 in words is "five million, three hundred ninety-five thousand, six hundred forty-four".