4047755 has 8 divisors (see below), whose sum is σ = 4873392. Its totient is φ = 3227488.

The previous prime is 4047739. The next prime is 4047761. The reversal of 4047755 is 5577404.

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 4047755 - 2⁴ = 4047739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569 + ... + 2901.

It is an arithmetic number, because the mean of its divisors is an integer number (609174).

Almost surely, 2^4047755 is an apocalyptic number.

4047755 is a deficient number, since it is larger than the sum of its proper divisors (825637).

4047755 is a wasteful number, since it uses less digits than its factorization.

4047755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2685.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 4047755 is about 2011.9033276974. The cubic root of 4047755 is about 159.3693272363.

The spelling of 4047755 in words is "four million, forty-seven thousand, seven hundred fifty-five".