4613993 has 2 divisors, whose sum is σ = 4613994. Its totient is φ = 4613992.

The previous prime is 4613981. The next prime is 4614031. The reversal of 4613993 is 3993164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3717184 + 896809 = 1928^2 + 947^2 .

It is a cyclic number.

It is not a de Polignac number, because 4613993 - 2¹⁰ = 4612969 is a prime.

It is not a weakly prime, because it can be changed into another prime (4613293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2306996 + 2306997.

It is an arithmetic number, because the mean of its divisors is an integer number (2306997).

Almost surely, 2^4613993 is an apocalyptic number.

It is an amenable number.

4613993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4613993 is an equidigital number, since it uses as much as digits as its factorization.

4613993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 35.

The square root of 4613993 is about 2148.0207168461. The cubic root of 4613993 is about 166.4788154622.

The spelling of 4613993 in words is "four million, six hundred thirteen thousand, nine hundred ninety-three".