5216450 has 54 divisors (see below), whose sum is σ = 10877931. Its totient is φ = 1860480.

The previous prime is 5216443. The next prime is 5216461. The reversal of 5216450 is 546125.

It can be written as a sum of positive squares in 5 ways, for example, as 3396649 + 1819801 = 1843^2 + 1349^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1615.

It is a super-3 number, since 3×5216450³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian 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 26 ways as a sum of consecutive naturals, for example, 274541 + ... + 274559.

Almost surely, 2^5216450 is an apocalyptic number.

5216450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5216450 is an abundant number, since it is smaller than the sum of its proper divisors (5661481).

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

5216450 is a wasteful number, since it uses less digits than its factorization.

5216450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84 (or 43 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5216450 is about 2283.9549032325. The cubic root of 5216450 is about 173.4303163705.

The spelling of 5216450 in words is "five million, two hundred sixteen thousand, four hundred fifty".