4054257 has 6 divisors (see below), whose sum is σ = 5856162. Its totient is φ = 2702832.

The previous prime is 4054247. The next prime is 4054261. The reversal of 4054257 is 7524504.

4054257 is a `hidden beast` number, since 405 + 4 + 257 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2405601 + 1648656 = 1551^2 + 1284^2 .

It is not a de Polignac number, because 4054257 - 2¹² = 4050161 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 0 + 5⁵ + 4⁴ + 2²¹ + 5⁹ + 7³ .

It is a self number, because there is not a number n which added to its sum of digits gives 4054257.

It is not an unprimeable number, because it can be changed into a prime (4054207) 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, 225228 + ... + 225245.

It is an arithmetic number, because the mean of its divisors is an integer number (976027).

Almost surely, 2^4054257 is an apocalyptic number.

It is an amenable number.

4054257 is a deficient number, since it is larger than the sum of its proper divisors (1801905).

4054257 is a wasteful number, since it uses less digits than its factorization.

4054257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450479 (or 450476 counting only the distinct ones).

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

The square root of 4054257 is about 2013.5185621196. The cubic root of 4054257 is about 159.4546144326.

The spelling of 4054257 in words is "four million, fifty-four thousand, two hundred fifty-seven".