9945268 has 24 divisors (see below), whose sum is σ = 17821440. Its totient is φ = 4855200.

The previous prime is 9945259. The next prime is 9945277. The reversal of 9945268 is 8625499.

It is an interprime number because it is at equal distance from previous prime (9945259) and next prime (9945277).

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, 41493 + ... + 41731.

It is an arithmetic number, because the mean of its divisors is an integer number (742560).

Almost surely, 2^9945268 is an apocalyptic number.

It is an amenable number.

9945268 is a deficient number, since it is larger than the sum of its proper divisors (7876172).

9945268 is a wasteful number, since it uses less digits than its factorization.

9945268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 445 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 9945268 is about 3153.6118974915. The cubic root of 9945268 is about 215.0496946603.

The spelling of 9945268 in words is "nine million, nine hundred forty-five thousand, two hundred sixty-eight".