4645224 has 48 divisors (see below), whose sum is σ = 12694500. Its totient is φ = 1534464.

The previous prime is 4645187. The next prime is 4645231. The reversal of 4645224 is 4225464.

It can be written as a sum of positive squares in 2 ways, for example, as 3802500 + 842724 = 1950^2 + 918^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10512 + ... + 10944.

Almost surely, 2^4645224 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 4645224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6347250).

4645224 is an abundant number, since it is smaller than the sum of its proper divisors (8049276).

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

4645224 is a wasteful number, since it uses less digits than its factorization.

4645224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 587 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 4645224 is about 2155.2781723017. The cubic root of 4645224 is about 166.8535893921.

The spelling of 4645224 in words is "four million, six hundred forty-five thousand, two hundred twenty-four".