9945662 has 8 divisors (see below), whose sum is σ = 15200136. Its totient is φ = 4878952.

The previous prime is 9945647. The next prime is 9945667. The reversal of 9945662 is 2665499.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9945667) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 46808 + ... + 47019.

It is an arithmetic number, because the mean of its divisors is an integer number (1900017).

Almost surely, 2^9945662 is an apocalyptic number.

9945662 is a deficient number, since it is larger than the sum of its proper divisors (5254474).

9945662 is a wasteful number, since it uses less digits than its factorization.

9945662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93882.

The product of its digits is 116640, while the sum is 41.

The square root of 9945662 is about 3153.6743649274. The cubic root of 9945662 is about 215.0525344852.

The spelling of 9945662 in words is "nine million, nine hundred forty-five thousand, six hundred sixty-two".