4024557 has 6 divisors (see below), whose sum is σ = 5813262. Its totient is φ = 2683032.

The previous prime is 4024549. The next prime is 4024571. The reversal of 4024557 is 7554204.

It can be written as a sum of positive squares in only one way, i.e., 2996361 + 1028196 = 1731^2 + 1014^2 .

It is not a de Polignac number, because 4024557 - 2³ = 4024549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4024557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024507) 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, 223578 + ... + 223595.

It is an arithmetic number, because the mean of its divisors is an integer number (968877).

Almost surely, 2^4024557 is an apocalyptic number.

It is an amenable number.

4024557 is a deficient number, since it is larger than the sum of its proper divisors (1788705).

4024557 is a wasteful number, since it uses less digits than its factorization.

4024557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447179 (or 447176 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 4024557 is about 2006.1298562157. The cubic root of 4024557 is about 159.0642910767.

The spelling of 4024557 in words is "four million, twenty-four thousand, five hundred fifty-seven".