948643 has 4 divisors (see below), whose sum is σ = 974320. Its totient is φ = 922968.

The previous prime is 948593. The next prime is 948659. The reversal of 948643 is 346849.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-948643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 948599 and 948608.

It is not an unprimeable number, because it can be changed into a prime (948443) 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, 12783 + ... + 12856.

It is an arithmetic number, because the mean of its divisors is an integer number (243580).

2⁹⁴⁸⁶⁴³ is an apocalyptic number.

948643 is a deficient number, since it is larger than the sum of its proper divisors (25677).

948643 is a wasteful number, since it uses less digits than its factorization.

948643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25676.

The product of its digits is 20736, while the sum is 34.

The square root of 948643 is about 973.9830594009. The cubic root of 948643 is about 98.2579280832.

The spelling of 948643 in words is "nine hundred forty-eight thousand, six hundred forty-three".