4054217 has 4 divisors (see below), whose sum is σ = 4099860. Its totient is φ = 4008576.

The previous prime is 4054207. The next prime is 4054231. The reversal of 4054217 is 7124504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1948816 + 2105401 = 1396^2 + 1451^2 .

It is a cyclic number.

It is not a de Polignac number, because 4054217 - 2⁸ = 4053961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4054192 and 4054201.

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 3 ways as a sum of consecutive naturals, for example, 22688 + ... + 22865.

It is an arithmetic number, because the mean of its divisors is an integer number (1024965).

Almost surely, 2^4054217 is an apocalyptic number.

It is an amenable number.

4054217 is a deficient number, since it is larger than the sum of its proper divisors (45643).

4054217 is an equidigital number, since it uses as much as digits as its factorization.

4054217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45642.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 4054217 is about 2013.5086292341. The cubic root of 4054217 is about 159.4540900286.

The spelling of 4054217 in words is "four million, fifty-four thousand, two hundred seventeen".