4057850 has 12 divisors (see below), whose sum is σ = 7547694. Its totient is φ = 1623120.

The previous prime is 4057847. The next prime is 4057853. The reversal of 4057850 is 587504.

4057850 = 576² + 577² + ... + 587².

It is an interprime number because it is at equal distance from previous prime (4057847) and next prime (4057853).

It can be written as a sum of positive squares in 3 ways, for example, as 2719201 + 1338649 = 1649^2 + 1157^2 .

It is a super-2 number, since 2×4057850² = 32932293245000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4057853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40529 + ... + 40628.

Almost surely, 2^4057850 is an apocalyptic number.

4057850 is a deficient number, since it is larger than the sum of its proper divisors (3489844).

4057850 is a wasteful number, since it uses less digits than its factorization.

4057850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81169 (or 81164 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 4057850 is about 2014.4105837689. The cubic root of 4057850 is about 159.5017049572.

The spelling of 4057850 in words is "four million, fifty-seven thousand, eight hundred fifty".