9973442 has 8 divisors (see below), whose sum is σ = 15747600. Its totient is φ = 4724244.

The previous prime is 9973417. The next prime is 9973489. The reversal of 9973442 is 2443799.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 262459 = 9973442 / (9 + 9 + 7 + 3 + 4 + 4 + 2).

It is a d-powerful number, because it can be written as 9⁶ + 9⁶ + 7⁸ + 3³ + 4 + 4¹⁰ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 9973396 and 9973405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131192 + ... + 131267.

It is an arithmetic number, because the mean of its divisors is an integer number (1968450).

Almost surely, 2^9973442 is an apocalyptic number.

9973442 is a deficient number, since it is larger than the sum of its proper divisors (5774158).

9973442 is a wasteful number, since it uses less digits than its factorization.

9973442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262480.

The product of its digits is 54432, while the sum is 38.

The square root of 9973442 is about 3158.0756799038. The cubic root of 9973442 is about 215.2525749896.

The spelling of 9973442 in words is "nine million, nine hundred seventy-three thousand, four hundred forty-two".