2102573 has 4 divisors (see below), whose sum is σ = 2293728. Its totient is φ = 1911420.

The previous prime is 2102567. The next prime is 2102579. The reversal of 2102573 is 3752012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2102567) and next prime (2102579).

It is a cyclic number.

It is not a de Polignac number, because 2102573 - 2⁴ = 2102557 is a prime.

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 (2102579) 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, 95561 + ... + 95582.

It is an arithmetic number, because the mean of its divisors is an integer number (573432).

2^2102573 is an apocalyptic number.

It is an amenable number.

2102573 is a deficient number, since it is larger than the sum of its proper divisors (191155).

2102573 is a wasteful number, since it uses less digits than its factorization.

2102573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191154.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 2102573 is about 1450.0251721953. The cubic root of 2102573 is about 128.1101956323.

Adding to 2102573 its reverse (3752012), we get a palindrome (5854585).

The spelling of 2102573 in words is "two million, one hundred two thousand, five hundred seventy-three".