4420224025 has 24 divisors (see below), whose sum is σ = 6267438144. Its totient is φ = 3029390400.

The previous prime is 4420224023. The next prime is 4420224059. The reversal of 4420224025 is 5204220244.

It is not a de Polignac number, because 4420224025 - 2¹ = 4420224023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4420224023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 386895 + ... + 398155.

It is an arithmetic number, because the mean of its divisors is an integer number (261143256).

Almost surely, 2^4420224025 is an apocalyptic number.

It is an amenable number.

4420224025 is a deficient number, since it is larger than the sum of its proper divisors (1847214119).

4420224025 is a wasteful number, since it uses less digits than its factorization.

4420224025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13521 (or 13516 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 4420224025 is about 66484.7653601936. The cubic root of 4420224025 is about 1641.1493065421.

Adding to 4420224025 its reverse (5204220244), we get a palindrome (9624444269).

The spelling of 4420224025 in words is "four billion, four hundred twenty million, two hundred twenty-four thousand, twenty-five".