4054705 has 4 divisors (see below), whose sum is σ = 4865652. Its totient is φ = 3243760.

The previous prime is 4054681. The next prime is 4054709. The reversal of 4054705 is 5074504.

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 1617984 + 2436721 = 1272^2 + 1561^2 .

It is not a de Polignac number, because 4054705 - 2¹³ = 4046513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4054705.

It is not an unprimeable number, because it can be changed into a prime (4054709) 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, 405466 + ... + 405475.

It is an arithmetic number, because the mean of its divisors is an integer number (1216413).

Almost surely, 2^4054705 is an apocalyptic number.

It is an amenable number.

4054705 is a deficient number, since it is larger than the sum of its proper divisors (810947).

4054705 is an equidigital number, since it uses as much as digits as its factorization.

4054705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810946.

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 4054705 is about 2013.6298070897. The cubic root of 4054705 is about 159.4604875215.

It can be divided in two parts, 40 and 54705, that added together give a palindrome (54745).

The spelling of 4054705 in words is "four million, fifty-four thousand, seven hundred five".