8842743 has 64 divisors (see below), whose sum is σ = 16665600. Its totient is φ = 4510080.

The previous prime is 8842699. The next prime is 8842747. The reversal of 8842743 is 3472488.

It is not a de Polignac number, because 8842743 - 2⁸ = 8842487 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 8842698 and 8842707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8842747) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 144933 + ... + 144993.

It is an arithmetic number, because the mean of its divisors is an integer number (260400).

Almost surely, 2^8842743 is an apocalyptic number.

8842743 is a deficient number, since it is larger than the sum of its proper divisors (7822857).

8842743 is a wasteful number, since it uses less digits than its factorization.

8842743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 143 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 8842743 is about 2973.6749990542. The cubic root of 8842743 is about 206.7897466068.

The spelling of 8842743 in words is "eight million, eight hundred forty-two thousand, seven hundred forty-three".