4705785 has 24 divisors (see below), whose sum is σ = 9322560. Its totient is φ = 2151072.

The previous prime is 4705783. The next prime is 4705807. The reversal of 4705785 is 5875074.

It is not a de Polignac number, because 4705785 - 2¹ = 4705783 is a prime.

4705785 is a lucky number.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (4705783) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7155 + ... + 7784.

It is an arithmetic number, because the mean of its divisors is an integer number (388440).

Almost surely, 2^4705785 is an apocalyptic number.

4705785 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4705785 is a deficient number, since it is larger than the sum of its proper divisors (4616775).

4705785 is a wasteful number, since it uses less digits than its factorization.

4705785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14957 (or 14954 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The square root of 4705785 is about 2169.2821393263. The cubic root of 4705785 is about 167.5755655183.

The spelling of 4705785 in words is "four million, seven hundred five thousand, seven hundred eighty-five".