8972445 has 8 divisors (see below), whose sum is σ = 14355936. Its totient is φ = 4785296.

The previous prime is 8972407. The next prime is 8972459. The reversal of 8972445 is 5442798.

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

It is a cyclic number.

It is not a de Polignac number, because 8972445 - 2¹⁰ = 8971421 is a prime.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 299067 + ... + 299096.

It is an arithmetic number, because the mean of its divisors is an integer number (1794492).

Almost surely, 2^8972445 is an apocalyptic number.

It is an amenable number.

8972445 is a deficient number, since it is larger than the sum of its proper divisors (5383491).

8972445 is a wasteful number, since it uses less digits than its factorization.

8972445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598171.

The product of its digits is 80640, while the sum is 39.

The square root of 8972445 is about 2995.4039794325. The cubic root of 8972445 is about 207.7958811780.

The spelling of 8972445 in words is "eight million, nine hundred seventy-two thousand, four hundred forty-five".