9941445 has 24 divisors (see below), whose sum is σ = 17345016. Its totient is φ = 5267328.

The previous prime is 9941431. The next prime is 9941467. The reversal of 9941445 is 5441499.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3560769 + 6380676 = 1887^2 + 2526^2 .

It is not a de Polignac number, because 9941445 - 2⁷ = 9941317 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 7147 + ... + 8423.

It is an arithmetic number, because the mean of its divisors is an integer number (722709).

Almost surely, 2^9941445 is an apocalyptic number.

It is an amenable number.

9941445 is a deficient number, since it is larger than the sum of its proper divisors (7403571).

9941445 is a wasteful number, since it uses less digits than its factorization.

9941445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461 (or 1458 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 9941445 is about 3153.0057088435. The cubic root of 9941445 is about 215.0221358135.

Subtracting from 9941445 its sum of digits (36), we obtain a square (9941409 = 3153²).

The spelling of 9941445 in words is "nine million, nine hundred forty-one thousand, four hundred forty-five".