9444538 has 4 divisors (see below), whose sum is σ = 14166810. Its totient is φ = 4722268.

The previous prime is 9444511. The next prime is 9444541. The reversal of 9444538 is 8354449.

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

It can be written as a sum of positive squares in only one way, i.e., 8082649 + 1361889 = 2843^2 + 1167^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9444497 and 9444506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2361133 + ... + 2361136.

Almost surely, 2^9444538 is an apocalyptic number.

9444538 is a deficient number, since it is larger than the sum of its proper divisors (4722272).

9444538 is a wasteful number, since it uses less digits than its factorization.

9444538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4722271.

The product of its digits is 69120, while the sum is 37.

The square root of 9444538 is about 3073.1967070137. The cubic root of 9444538 is about 211.3782214708.

The spelling of 9444538 in words is "nine million, four hundred forty-four thousand, five hundred thirty-eight".