2543473 has 8 divisors (see below), whose sum is σ = 2692800. Its totient is φ = 2395728.

The previous prime is 2543461. The next prime is 2543479. The reversal of 2543473 is 3743452.

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 2543473 - 2⁵ = 2543441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2543479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4743 + ... + 5251.

It is an arithmetic number, because the mean of its divisors is an integer number (336600).

2^2543473 is an apocalyptic number.

It is an amenable number.

2543473 is a deficient number, since it is larger than the sum of its proper divisors (149327).

2543473 is a wasteful number, since it uses less digits than its factorization.

2543473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791.

The product of its digits is 10080, while the sum is 28.

The square root of 2543473 is about 1594.8269498601. The cubic root of 2543473 is about 136.5030569071.

The spelling of 2543473 in words is "two million, five hundred forty-three thousand, four hundred seventy-three".