456543243 has 32 divisors (see below), whose sum is σ = 737210880. Its totient is φ = 277547040.

The previous prime is 456543209. The next prime is 456543247. The reversal of 456543243 is 342345654.

It is not a de Polignac number, because 456543243 - 2⁹ = 456542731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 456543198 and 456543207.

It is not an unprimeable number, because it can be changed into a prime (456543247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21298 + ... + 36968.

It is an arithmetic number, because the mean of its divisors is an integer number (23037840).

Almost surely, 2^456543243 is an apocalyptic number.

456543243 is a deficient number, since it is larger than the sum of its proper divisors (280667637).

456543243 is a wasteful number, since it uses less digits than its factorization.

456543243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15776 (or 15770 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 456543243 is about 21366.8725601104. The cubic root of 456543243 is about 770.0057586571.

Adding to 456543243 its reverse (342345654), we get a palindrome (798888897).

The spelling of 456543243 in words is "four hundred fifty-six million, five hundred forty-three thousand, two hundred forty-three".