4775745 has 32 divisors (see below), whose sum is σ = 8668800. Its totient is φ = 2225664.

The previous prime is 4775741. The next prime is 4775747. The reversal of 4775745 is 5475774.

It is not a de Polignac number, because 4775745 - 2² = 4775741 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4775741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3061 + ... + 4349.

It is an arithmetic number, because the mean of its divisors is an integer number (270900).

Almost surely, 2^4775745 is an apocalyptic number.

It is an amenable number.

4775745 is a deficient number, since it is larger than the sum of its proper divisors (3893055).

4775745 is a wasteful number, since it uses less digits than its factorization.

4775745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329.

The product of its digits is 137200, while the sum is 39.

The square root of 4775745 is about 2185.3477984065. The cubic root of 4775745 is about 168.4019217494.

The spelling of 4775745 in words is "four million, seven hundred seventy-five thousand, seven hundred forty-five".