9974545 has 16 divisors (see below), whose sum is σ = 13730688. Its totient is φ = 6814080.

The previous prime is 9974527. The next prime is 9974551. The reversal of 9974545 is 5454799.

It is a happy number.

It is not a de Polignac number, because 9974545 - 2⁵ = 9974513 is a prime.

It is a Duffinian number.

Its product of digits (226800) is a multiple of the sum of its prime divisors (1080).

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17962 + ... + 18508.

It is an arithmetic number, because the mean of its divisors is an integer number (858168).

Almost surely, 2^9974545 is an apocalyptic number.

It is an amenable number.

9974545 is a deficient number, since it is larger than the sum of its proper divisors (3756143).

9974545 is a wasteful number, since it uses less digits than its factorization.

9974545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080.

The product of its digits is 226800, while the sum is 43.

The square root of 9974545 is about 3158.2503067363. The cubic root of 9974545 is about 215.2605098910.

The spelling of 9974545 in words is "nine million, nine hundred seventy-four thousand, five hundred forty-five".