4780705 has 8 divisors (see below), whose sum is σ = 5749632. Its totient is φ = 3816048.

The previous prime is 4780703. The next prime is 4780729. The reversal of 4780705 is 5070874.

It is a happy number.

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 4780705 - 2¹ = 4780703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4780703) 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, 2472 + ... + 3958.

It is an arithmetic number, because the mean of its divisors is an integer number (718704).

Almost surely, 2^4780705 is an apocalyptic number.

It is an amenable number.

4780705 is a deficient number, since it is larger than the sum of its proper divisors (968927).

4780705 is a wasteful number, since it uses less digits than its factorization.

4780705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 4780705 is about 2186.4823347103. The cubic root of 4780705 is about 168.4602012801.

The spelling of 4780705 in words is "four million, seven hundred eighty thousand, seven hundred five".