4431002025 has 24 divisors (see below), whose sum is σ = 7345930624. Its totient is φ = 2356747200.

The previous prime is 4431001963. The next prime is 4431002029. The reversal of 4431002025 is 5202001344.

It is not a de Polignac number, because 4431002025 - 2⁸ = 4431001769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4431001992 and 4431002010.

It is not an unprimeable number, because it can be changed into a prime (4431002029) 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, 52966 + ... + 108015.

Almost surely, 2^4431002025 is an apocalyptic number.

It is an amenable number.

4431002025 is a deficient number, since it is larger than the sum of its proper divisors (2914928599).

4431002025 is a wasteful number, since it uses less digits than its factorization.

4431002025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161361 (or 161356 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4431002025 is about 66565.7721730921. The cubic root of 4431002025 is about 1642.4821160618.

Adding to 4431002025 its reverse (5202001344), we get a palindrome (9633003369).

The spelling of 4431002025 in words is "four billion, four hundred thirty-one million, two thousand, twenty-five".