4405493 has 2 divisors, whose sum is σ = 4405494. Its totient is φ = 4405492.

The previous prime is 4405459. The next prime is 4405501. The reversal of 4405493 is 3945044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2617924 + 1787569 = 1618^2 + 1337^2 .

It is a cyclic number.

It is not a de Polignac number, because 4405493 - 2¹⁰ = 4404469 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4405403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202746 + 2202747.

It is an arithmetic number, because the mean of its divisors is an integer number (2202747).

Almost surely, 2^4405493 is an apocalyptic number.

It is an amenable number.

4405493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4405493 is an equidigital number, since it uses as much as digits as its factorization.

4405493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 4405493 is about 2098.9266304471. The cubic root of 4405493 is about 163.9324156383.

The spelling of 4405493 in words is "four million, four hundred five thousand, four hundred ninety-three".