3859045 has 4 divisors (see below), whose sum is σ = 4630860. Its totient is φ = 3087232.

The previous prime is 3859039. The next prime is 3859049. The reversal of 3859045 is 5409583.

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 1695204 + 2163841 = 1302^2 + 1471^2 .

It is a cyclic number.

It is not a de Polignac number, because 3859045 - 2¹¹ = 3856997 is a prime.

3859045 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3859045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3859049) 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, 385900 + ... + 385909.

It is an arithmetic number, because the mean of its divisors is an integer number (1157715).

Almost surely, 2^3859045 is an apocalyptic number.

It is an amenable number.

3859045 is a deficient number, since it is larger than the sum of its proper divisors (771815).

3859045 is an equidigital number, since it uses as much as digits as its factorization.

3859045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771814.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 3859045 is about 1964.4452143035. The cubic root of 3859045 is about 156.8531630478.

The spelling of 3859045 in words is "three million, eight hundred fifty-nine thousand, forty-five".