949543 has 4 divisors (see below), whose sum is σ = 1085200. Its totient is φ = 813888.

The previous prime is 949523. The next prime is 949567. The reversal of 949543 is 345949.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345949 = 457 ⋅757.

It is a cyclic number.

It is not a de Polignac number, because 949543 - 2¹³ = 941351 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 949499 and 949508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949513) 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 3 ways as a sum of consecutive naturals, for example, 67818 + ... + 67831.

It is an arithmetic number, because the mean of its divisors is an integer number (271300).

2⁹⁴⁹⁵⁴³ is an apocalyptic number.

949543 is a deficient number, since it is larger than the sum of its proper divisors (135657).

949543 is a wasteful number, since it uses less digits than its factorization.

949543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135656.

The product of its digits is 19440, while the sum is 34.

The square root of 949543 is about 974.4449702266. Note that the first 3 decimals coincide. The cubic root of 949543 is about 98.2889914668.

The spelling of 949543 in words is "nine hundred forty-nine thousand, five hundred forty-three".