9875738 has 4 divisors (see below), whose sum is σ = 14813610. Its totient is φ = 4937868.

The previous prime is 9875729. The next prime is 9875741. The reversal of 9875738 is 8375789.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8375789 = 19 ⋅440831.

It can be written as a sum of positive squares in only one way, i.e., 9840769 + 34969 = 3137^2 + 187^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9875692 and 9875701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2468933 + ... + 2468936.

Almost surely, 2^9875738 is an apocalyptic number.

9875738 is a deficient number, since it is larger than the sum of its proper divisors (4937872).

9875738 is a wasteful number, since it uses less digits than its factorization.

9875738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937871.

The product of its digits is 423360, while the sum is 47.

The square root of 9875738 is about 3142.5686945555. The cubic root of 9875738 is about 214.5473657587.

The spelling of 9875738 in words is "nine million, eight hundred seventy-five thousand, seven hundred thirty-eight".