4905705 has 32 divisors (see below), whose sum is σ = 9446400. Its totient is φ = 2123712.

The previous prime is 4905701. The next prime is 4905713. The reversal of 4905705 is 5075094.

It is not a de Polignac number, because 4905705 - 2² = 4905701 is a prime.

4905705 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4905701) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 766 + ... + 3224.

It is an arithmetic number, because the mean of its divisors is an integer number (295200).

Almost surely, 2^4905705 is an apocalyptic number.

It is an amenable number.

4905705 is a deficient number, since it is larger than the sum of its proper divisors (4540695).

4905705 is a wasteful number, since it uses less digits than its factorization.

4905705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 4905705 is about 2214.8826153997. The cubic root of 4905705 is about 169.9158176054.

The spelling of 4905705 in words is "four million, nine hundred five thousand, seven hundred five".