4075857 has 6 divisors (see below), whose sum is σ = 5887362. Its totient is φ = 2717232.

The previous prime is 4075831. The next prime is 4075871. The reversal of 4075857 is 7585704.

4075857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2692881 + 1382976 = 1641^2 + 1176^2 .

It is not a de Polignac number, because 4075857 - 2¹² = 4071761 is a prime.

It is a super-2 number, since 2×4075857² = 33225220568898, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4075817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226428 + ... + 226445.

It is an arithmetic number, because the mean of its divisors is an integer number (981227).

Almost surely, 2^4075857 is an apocalyptic number.

It is an amenable number.

4075857 is a deficient number, since it is larger than the sum of its proper divisors (1811505).

4075857 is a wasteful number, since it uses less digits than its factorization.

4075857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452879 (or 452876 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The square root of 4075857 is about 2018.8751818773. The cubic root of 4075857 is about 159.7372902376.

The spelling of 4075857 in words is "four million, seventy-five thousand, eight hundred fifty-seven".