4321073 has 4 divisors (see below), whose sum is σ = 4333668. Its totient is φ = 4308480.

The previous prime is 4321067. The next prime is 4321081. The reversal of 4321073 is 3701234.

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 1420864 + 2900209 = 1192^2 + 1703^2 .

It is a cyclic number.

It is not a de Polignac number, because 4321073 - 2⁸ = 4320817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4321003) 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, 5768 + ... + 6473.

It is an arithmetic number, because the mean of its divisors is an integer number (1083417).

Almost surely, 2^4321073 is an apocalyptic number.

It is an amenable number.

4321073 is a deficient number, since it is larger than the sum of its proper divisors (12595).

4321073 is a wasteful number, since it uses less digits than its factorization.

4321073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12594.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 4321073 is about 2078.7190767393. The cubic root of 4321073 is about 162.8785400003.

The spelling of 4321073 in words is "four million, three hundred twenty-one thousand, seventy-three".