5425224 has 64 divisors (see below), whose sum is σ = 15882240. Its totient is φ = 1512000.

The previous prime is 5425223. The next prime is 5425237. The reversal of 5425224 is 4225245.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5425194 and 5425203.

It is not an unprimeable number, because it can be changed into a prime (5425223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6849 + ... + 7599.

It is an arithmetic number, because the mean of its divisors is an integer number (248160).

Almost surely, 2^5425224 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 5425224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7941120).

5425224 is an abundant number, since it is smaller than the sum of its proper divisors (10457016).

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

5425224 is a wasteful number, since it uses less digits than its factorization.

5425224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810 (or 806 counting only the distinct ones).

The product of its digits is 3200, while the sum is 24.

The square root of 5425224 is about 2329.2110252186. The cubic root of 5425224 is about 175.7138082950.

The spelling of 5425224 in words is "five million, four hundred twenty-five thousand, two hundred twenty-four".