4045539 has 8 divisors (see below), whose sum is σ = 5628672. Its totient is φ = 2579720.

The previous prime is 4045523. The next prime is 4045549. The reversal of 4045539 is 9355404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4045539 - 2⁴ = 4045523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4045549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29247 + ... + 29384.

It is an arithmetic number, because the mean of its divisors is an integer number (703584).

Almost surely, 2^4045539 is an apocalyptic number.

4045539 is a deficient number, since it is larger than the sum of its proper divisors (1583133).

4045539 is a wasteful number, since it uses less digits than its factorization.

4045539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58657.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 4045539 is about 2011.3525300156. The cubic root of 4045539 is about 159.3402389394.

The spelling of 4045539 in words is "four million, forty-five thousand, five hundred thirty-nine".