9444742 has 4 divisors (see below), whose sum is σ = 14167116. Its totient is φ = 4722370.

The previous prime is 9444713. The next prime is 9444763. The reversal of 9444742 is 2474449.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2474449 = 37 ⋅66877.

It is a junction number, because it is equal to n+sod(n) for n = 9444698 and 9444707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2361184 + ... + 2361187.

It is an arithmetic number, because the mean of its divisors is an integer number (3541779).

Almost surely, 2^9444742 is an apocalyptic number.

9444742 is a deficient number, since it is larger than the sum of its proper divisors (4722374).

9444742 is a wasteful number, since it uses less digits than its factorization.

9444742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4722373.

The product of its digits is 32256, while the sum is 34.

The square root of 9444742 is about 3073.2298970302. The cubic root of 9444742 is about 211.3797433680.

The spelling of 9444742 in words is "nine million, four hundred forty-four thousand, seven hundred forty-two".