3456543 has 4 divisors (see below), whose sum is σ = 4608728. Its totient is φ = 2304360.

The previous prime is 3456533. The next prime is 3456547.

3456543 is nontrivially palindromic in base 10.

3456543 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3456543 - 2⁵ = 3456511 is a prime.

It is a D-number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

3456543 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3456543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3456547) 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, 576088 + ... + 576093.

It is an arithmetic number, because the mean of its divisors is an integer number (1152182).

Almost surely, 2^3456543 is an apocalyptic number.

3456543 is a deficient number, since it is larger than the sum of its proper divisors (1152185).

3456543 is a wasteful number, since it uses less digits than its factorization.

3456543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152184.

The product of its digits is 21600, while the sum is 30.

The square root of 3456543 is about 1859.1780441905. The cubic root of 3456543 is about 151.1984438265.

The spelling of 3456543 in words is "three million, four hundred fifty-six thousand, five hundred forty-three".