9642988 has 6 divisors (see below), whose sum is σ = 16875236. Its totient is φ = 4821492.

The previous prime is 9642973. The next prime is 9642989. The reversal of 9642988 is 8892469.

9642988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9642989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1205370 + ... + 1205377.

Almost surely, 2^9642988 is an apocalyptic number.

It is an amenable number.

9642988 is a deficient number, since it is larger than the sum of its proper divisors (7232248).

9642988 is a wasteful number, since it uses less digits than its factorization.

9642988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410751 (or 2410749 counting only the distinct ones).

The product of its digits is 248832, while the sum is 46.

The square root of 9642988 is about 3105.3160869709. The cubic root of 9642988 is about 212.8484745977.

The spelling of 9642988 in words is "nine million, six hundred forty-two thousand, nine hundred eighty-eight".