5244445 has 4 divisors (see below), whose sum is σ = 6293340. Its totient is φ = 4195552.

The previous prime is 5244439. The next prime is 5244457. The reversal of 5244445 is 5444425.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 669124 + 4575321 = 818^2 + 2139^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5244445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524440 + ... + 524449.

It is an arithmetic number, because the mean of its divisors is an integer number (1573335).

Almost surely, 2^5244445 is an apocalyptic number.

It is an amenable number.

5244445 is a deficient number, since it is larger than the sum of its proper divisors (1048895).

5244445 is a wasteful number, since it uses less digits than its factorization.

5244445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048894.

The product of its digits is 12800, while the sum is 28.

The square root of 5244445 is about 2290.0753262720. The cubic root of 5244445 is about 173.7400111574.

The spelling of 5244445 in words is "five million, two hundred forty-four thousand, four hundred forty-five".