9939662 has 8 divisors (see below), whose sum is σ = 15786576. Its totient is φ = 4677472.

The previous prime is 9939661. The next prime is 9939667. The reversal of 9939662 is 2669399.

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 (9939661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146138 + ... + 146205.

It is an arithmetic number, because the mean of its divisors is an integer number (1973322).

Almost surely, 2^9939662 is an apocalyptic number.

9939662 is a deficient number, since it is larger than the sum of its proper divisors (5846914).

9939662 is a wasteful number, since it uses less digits than its factorization.

9939662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292362.

The product of its digits is 157464, while the sum is 44.

The square root of 9939662 is about 3152.7229500862. The cubic root of 9939662 is about 215.0092802917.

It can be divided in two parts, 9939 and 662, that added together give a palindrome (10601).

The spelling of 9939662 in words is "nine million, nine hundred thirty-nine thousand, six hundred sixty-two".