4339445625 has 90 divisors (see below), whose sum is σ = 8270410434. Its totient is φ = 2191536000.

The previous prime is 4339445603. The next prime is 4339445659. The reversal of 4339445625 is 5265449334.

4339445625 is a `hidden beast` number, since 43 + 3 + 9 + 44 + 562 + 5 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 2919889296 + 1419556329 = 54036^2 + 37677^2 .

It is not a de Polignac number, because 4339445625 - 2⁹ = 4339445113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 2029557 + ... + 2031693.

Almost surely, 2^4339445625 is an apocalyptic number.

4339445625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4339445625 is a deficient number, since it is larger than the sum of its proper divisors (3930964809).

4339445625 is a wasteful number, since it uses less digits than its factorization.

4339445625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201 (or 2164 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The square root of 4339445625 is about 65874.4686885595. The cubic root of 4339445625 is about 1631.0905952484.

It can be divided in two parts, 433944 and 5625, that added together give a square (439569 = 663²).

The spelling of 4339445625 in words is "four billion, three hundred thirty-nine million, four hundred forty-five thousand, six hundred twenty-five".