5451244 has 12 divisors (see below), whose sum is σ = 9558864. Its totient is φ = 2720144.

The previous prime is 5451241. The next prime is 5451263. The reversal of 5451244 is 4421545.

It is a happy number.

It is a super-2 number, since 2×5451244² = 59432122295072, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5451241) 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 in 3 ways as a sum of consecutive naturals, for example, 1569 + ... + 3655.

It is an arithmetic number, because the mean of its divisors is an integer number (796572).

Almost surely, 2^5451244 is an apocalyptic number.

It is an amenable number.

5451244 is a deficient number, since it is larger than the sum of its proper divisors (4107620).

5451244 is a wasteful number, since it uses less digits than its factorization.

5451244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2744 (or 2742 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 5451244 is about 2334.7899263103. The cubic root of 5451244 is about 175.9942749515.

Adding to 5451244 its reverse (4421545), we get a palindrome (9872789).

The spelling of 5451244 in words is "five million, four hundred fifty-one thousand, two hundred forty-four".