2745453 has 16 divisors (see below), whose sum is σ = 3856896. Its totient is φ = 1734720.

The previous prime is 2745451. The next prime is 2745467. The reversal of 2745453 is 3545472.

It is not a de Polignac number, because 2745453 - 2¹ = 2745451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2745453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2745451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4651 + ... + 5207.

It is an arithmetic number, because the mean of its divisors is an integer number (241056).

2^2745453 is an apocalyptic number.

It is an amenable number.

2745453 is a deficient number, since it is larger than the sum of its proper divisors (1111443).

2745453 is a wasteful number, since it uses less digits than its factorization.

2745453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644.

The product of its digits is 16800, while the sum is 30.

The square root of 2745453 is about 1656.9408559149. The cubic root of 2745453 is about 140.0247065240.

The spelling of 2745453 in words is "two million, seven hundred forty-five thousand, four hundred fifty-three".