4640705 has 4 divisors (see below), whose sum is σ = 5568852. Its totient is φ = 3712560.

The previous prime is 4640599. The next prime is 4640717. The reversal of 4640705 is 5070464.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 923521 + 3717184 = 961^2 + 1928^2 .

It is not a de Polignac number, because 4640705 - 2¹² = 4636609 is a prime.

It is a super-2 number, since 2×4640705² = 43072285794050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464066 + ... + 464075.

It is an arithmetic number, because the mean of its divisors is an integer number (1392213).

Almost surely, 2^4640705 is an apocalyptic number.

It is an amenable number.

4640705 is a deficient number, since it is larger than the sum of its proper divisors (928147).

4640705 is an equidigital number, since it uses as much as digits as its factorization.

4640705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928146.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 4640705 is about 2154.2295606550. The cubic root of 4640705 is about 166.7994652702.

The spelling of 4640705 in words is "four million, six hundred forty thousand, seven hundred five".