9901740 has 48 divisors (see below), whose sum is σ = 27885312. Its totient is φ = 2625216.

The previous prime is 9901721. The next prime is 9901747. The reversal of 9901740 is 471099.

9901740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 9901698 and 9901707.

It is not an unprimeable number, because it can be changed into a prime (9901747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13257 + ... + 13983.

It is an arithmetic number, because the mean of its divisors is an integer number (580944).

Almost surely, 2^9901740 is an apocalyptic number.

It is an amenable number.

9901740 is an abundant number, since it is smaller than the sum of its proper divisors (17983572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9901740 is a wasteful number, since it uses less digits than its factorization.

9901740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966 (or 964 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 9901740 is about 3146.7030365130. The cubic root of 9901740 is about 214.7354958914.

The spelling of 9901740 in words is "nine million, nine hundred one thousand, seven hundred forty".