2573453 has 2 divisors, whose sum is σ = 2573454. Its totient is φ = 2573452.

The previous prime is 2573449. The next prime is 2573471. The reversal of 2573453 is 3543752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2569609 + 3844 = 1603^2 + 62^2 .

It is a cyclic number.

It is not a de Polignac number, because 2573453 - 2² = 2573449 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 5⁷ + 7⁵ + 3 + 4⁵ + 5⁹ + 3⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2573413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286726 + 1286727.

It is an arithmetic number, because the mean of its divisors is an integer number (1286727).

2^2573453 is an apocalyptic number.

It is an amenable number.

2573453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2573453 is an equidigital number, since it uses as much as digits as its factorization.

2573453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 29.

The square root of 2573453 is about 1604.1985537956. The cubic root of 2573453 is about 137.0372853921.

Subtracting 2573453 from its reverse (3543752), we obtain a cube (970299 = 99³).

The spelling of 2573453 in words is "two million, five hundred seventy-three thousand, four hundred fifty-three".