4605890 has 8 divisors (see below), whose sum is σ = 8290620. Its totient is φ = 1842352.

The previous prime is 4605869. The next prime is 4605893. The reversal of 4605890 is 985064.

It can be written as a sum of positive squares in 2 ways, for example, as 3948169 + 657721 = 1987^2 + 811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4605893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230285 + ... + 230304.

Almost surely, 2^4605890 is an apocalyptic number.

4605890 is a deficient number, since it is larger than the sum of its proper divisors (3684730).

4605890 is a wasteful number, since it uses less digits than its factorization.

4605890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460596.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 4605890 is about 2146.1337330185. The cubic root of 4605890 is about 166.3813027947.

The spelling of 4605890 in words is "four million, six hundred five thousand, eight hundred ninety".