9901653 has 8 divisors (see below), whose sum is σ = 13509408. Its totient is φ = 6447504.

The previous prime is 9901649. The next prime is 9901691. The reversal of 9901653 is 3561099.

9901653 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9901653 - 2² = 9901649 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9901613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38250 + ... + 38507.

It is an arithmetic number, because the mean of its divisors is an integer number (1688676).

Almost surely, 2^9901653 is an apocalyptic number.

It is an amenable number.

9901653 is a deficient number, since it is larger than the sum of its proper divisors (3607755).

9901653 is a wasteful number, since it uses less digits than its factorization.

9901653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76803.

The product of its (nonzero) digits is 7290, while the sum is 33.

The square root of 9901653 is about 3146.6892124899. The cubic root of 9901653 is about 214.7348669769.

The spelling of 9901653 in words is "nine million, nine hundred one thousand, six hundred fifty-three".