4085875257 has 16 divisors (see below), whose sum is σ = 5689913280. Its totient is φ = 2605372992.

The previous prime is 4085875219. The next prime is 4085875303. The reversal of 4085875257 is 7525785804.

It is not a de Polignac number, because 4085875257 - 2¹⁸ = 4085613113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4085875657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305398 + ... + 318495.

It is an arithmetic number, because the mean of its divisors is an integer number (355619580).

Almost surely, 2^4085875257 is an apocalyptic number.

It is an amenable number.

4085875257 is a deficient number, since it is larger than the sum of its proper divisors (1604038023).

4085875257 is a wasteful number, since it uses less digits than its factorization.

4085875257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623992.

The product of its (nonzero) digits is 3136000, while the sum is 51.

The square root of 4085875257 is about 63920.8515040280. The cubic root of 4085875257 is about 1598.6805863549.

The spelling of 4085875257 in words is "four billion, eighty-five million, eight hundred seventy-five thousand, two hundred fifty-seven".