5216444 has 6 divisors (see below), whose sum is σ = 9128784. Its totient is φ = 2608220.

The previous prime is 5216443. The next prime is 5216461. The reversal of 5216444 is 4446125.

It is a super-2 number, since 2×5216444² = 54422576010272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5216443) by changing a digit.

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 as a sum of consecutive naturals, namely, 652052 + ... + 652059.

It is an arithmetic number, because the mean of its divisors is an integer number (1521464).

Almost surely, 2^5216444 is an apocalyptic number.

It is an amenable number.

5216444 is a deficient number, since it is larger than the sum of its proper divisors (3912340).

5216444 is a wasteful number, since it uses less digits than its factorization.

5216444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304115 (or 1304113 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 5216444 is about 2283.9535897211. The cubic root of 5216444 is about 173.4302498768.

The spelling of 5216444 in words is "five million, two hundred sixteen thousand, four hundred forty-four".