4655993 has 4 divisors (see below), whose sum is σ = 4662180. Its totient is φ = 4649808.

The previous prime is 4655971. The next prime is 4656053. The reversal of 4655993 is 3995564.

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 1530169 + 3125824 = 1237^2 + 1768^2 .

It is a cyclic number.

It is not a de Polignac number, because 4655993 - 2⁶ = 4655929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4655993.

It is not an unprimeable number, because it can be changed into a prime (4655923) 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, 1778 + ... + 3531.

It is an arithmetic number, because the mean of its divisors is an integer number (1165545).

Almost surely, 2^4655993 is an apocalyptic number.

It is an amenable number.

4655993 is a deficient number, since it is larger than the sum of its proper divisors (6187).

4655993 is an equidigital number, since it uses as much as digits as its factorization.

4655993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6186.

The product of its digits is 145800, while the sum is 41.

The square root of 4655993 is about 2157.7750114412. The cubic root of 4655993 is about 166.9824285001.

The spelling of 4655993 in words is "four million, six hundred fifty-five thousand, nine hundred ninety-three".