4099200625 has 45 divisors (see below), whose sum is σ = 5574997461. Its totient is φ = 3011736000.

The previous prime is 4099200593. The next prime is 4099200647. The reversal of 4099200625 is 5260029904.

The square root of 4099200625 is 64025.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 22 ways, for example, as 4095104049 + 4096576 = 63993^2 + 2024^2 .

It is not a de Polignac number, because 4099200625 - 2⁵ = 4099200593 is a prime.

It is a Duffinian number.

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 44 ways as a sum of consecutive naturals, for example, 20808027 + ... + 20808223.

Almost surely, 2^4099200625 is an apocalyptic number.

4099200625 is the 64025-th square number.

4099200625 is the 32013-rd centered octagonal number.

It is an amenable number.

4099200625 is a deficient number, since it is larger than the sum of its proper divisors (1475796836).

4099200625 is an frugal number, since it uses more digits than its factorization.

4099200625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The cubic root of 4099200625 is about 1600.4166395446.

The spelling of 4099200625 in words is "four billion, ninety-nine million, two hundred thousand, six hundred twenty-five".