2545673 has 8 divisors (see below), whose sum is σ = 2788800. Its totient is φ = 2309328.

The previous prime is 2545657. The next prime is 2545679. The reversal of 2545673 is 3765452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2545673 - 2⁴ = 2545657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 893 + ... + 2426.

It is an arithmetic number, because the mean of its divisors is an integer number (348600).

2^2545673 is an apocalyptic number.

It is an amenable number.

2545673 is a deficient number, since it is larger than the sum of its proper divisors (243127).

2545673 is a wasteful number, since it uses less digits than its factorization.

2545673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391.

The product of its digits is 25200, while the sum is 32.

The square root of 2545673 is about 1595.5165307824. The cubic root of 2545673 is about 136.5424020836.

The spelling of 2545673 in words is "two million, five hundred forty-five thousand, six hundred seventy-three".