9974523 has 8 divisors (see below), whose sum is σ = 14322448. Its totient is φ = 6138144.

The previous prime is 9974513. The next prime is 9974527. The reversal of 9974523 is 3254799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9974523 - 2¹³ = 9966331 is a prime.

It is a super-2 number, since 2×9974523² = 198982218155058, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 255757 = 9974523 / (9 + 9 + 7 + 4 + 5 + 2 + 3).

It is a d-powerful number, because it can be written as 9⁴ + 9⁴ + 7⁸ + 4¹¹ + 5 + 2¹¹ + 3⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9974527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127840 + ... + 127917.

It is an arithmetic number, because the mean of its divisors is an integer number (1790306).

Almost surely, 2^9974523 is an apocalyptic number.

9974523 is a deficient number, since it is larger than the sum of its proper divisors (4347925).

9974523 is a wasteful number, since it uses less digits than its factorization.

9974523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255773.

The product of its digits is 68040, while the sum is 39.

The square root of 9974523 is about 3158.2468237932. The cubic root of 9974523 is about 215.2603516303.

The spelling of 9974523 in words is "nine million, nine hundred seventy-four thousand, five hundred twenty-three".