2573441 has 4 divisors (see below), whose sum is σ = 2771412. Its totient is φ = 2375472.

The previous prime is 2573437. The next prime is 2573449. The reversal of 2573441 is 1443752.

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 409600 + 2163841 = 640^2 + 1471^2 .

It is a cyclic number.

It is not a de Polignac number, because 2573441 - 2² = 2573437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2573441.

It is not an unprimeable number, because it can be changed into a prime (2573449) 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, 98966 + ... + 98991.

It is an arithmetic number, because the mean of its divisors is an integer number (692853).

2^2573441 is an apocalyptic number.

It is an amenable number.

2573441 is a deficient number, since it is larger than the sum of its proper divisors (197971).

2573441 is a wasteful number, since it uses less digits than its factorization.

2573441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197970.

The product of its digits is 3360, while the sum is 26.

The square root of 2573441 is about 1604.1948136059. The cubic root of 2573441 is about 137.0370723904.

It can be divided in two parts, 25 and 73441, that multiplied together give a square (1836025 = 1355²).

The spelling of 2573441 in words is "two million, five hundred seventy-three thousand, four hundred forty-one".