4048705 has 4 divisors (see below), whose sum is σ = 4858452. Its totient is φ = 3238960.

The previous prime is 4048697. The next prime is 4048711. The reversal of 4048705 is 5078404.

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 1710864 + 2337841 = 1308^2 + 1529^2 .

It is not a de Polignac number, because 4048705 - 2³ = 4048697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404866 + ... + 404875.

It is an arithmetic number, because the mean of its divisors is an integer number (1214613).

Almost surely, 2^4048705 is an apocalyptic number.

It is an amenable number.

4048705 is a deficient number, since it is larger than the sum of its proper divisors (809747).

4048705 is an equidigital number, since it uses as much as digits as its factorization.

4048705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809746.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 4048705 is about 2012.1394086892. The cubic root of 4048705 is about 159.3817941484.

It can be divided in two parts, 4048 and 705, that added together give a triangular number (4753 = T₉₇).

The spelling of 4048705 in words is "four million, forty-eight thousand, seven hundred five".