4423973 has 2 divisors, whose sum is σ = 4423974. Its totient is φ = 4423972.

The previous prime is 4423933. The next prime is 4423987. The reversal of 4423973 is 3793244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4072324 + 351649 = 2018^2 + 593^2 .

It is a cyclic number.

It is not a de Polignac number, because 4423973 - 2⁸ = 4423717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4423933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211986 + 2211987.

It is an arithmetic number, because the mean of its divisors is an integer number (2211987).

Almost surely, 2^4423973 is an apocalyptic number.

It is an amenable number.

4423973 is a deficient number, since it is larger than the sum of its proper divisors (1).

4423973 is an equidigital number, since it uses as much as digits as its factorization.

4423973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 32.

The square root of 4423973 is about 2103.3242736202. The cubic root of 4423973 is about 164.1613150989.

The spelling of 4423973 in words is "four million, four hundred twenty-three thousand, nine hundred seventy-three".