2150573 has 4 divisors (see below), whose sum is σ = 2203068. Its totient is φ = 2098080.

The previous prime is 2150567. The next prime is 2150597. The reversal of 2150573 is 3750512.

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 413449 + 1737124 = 643^2 + 1318^2 .

It is a cyclic number.

It is not a de Polignac number, because 2150573 - 2⁶ = 2150509 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150513) 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, 26186 + ... + 26267.

It is an arithmetic number, because the mean of its divisors is an integer number (550767).

2^2150573 is an apocalyptic number.

It is an amenable number.

2150573 is a deficient number, since it is larger than the sum of its proper divisors (52495).

2150573 is an equidigital number, since it uses as much as digits as its factorization.

2150573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52494.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 2150573 is about 1466.4832082230. The cubic root of 2150573 is about 129.0777529378.

The spelling of 2150573 in words is "two million, one hundred fifty thousand, five hundred seventy-three".