9902613 has 8 divisors (see below), whose sum is σ = 15089728. Its totient is φ = 5658624.

The previous prime is 9902597. The next prime is 9902617. The reversal of 9902613 is 3162099.

9902613 is digitally balanced in base 3, because in such base 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 9902613 - 2⁴ = 9902597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9902617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235756 + ... + 235797.

It is an arithmetic number, because the mean of its divisors is an integer number (1886216).

Almost surely, 2^9902613 is an apocalyptic number.

It is an amenable number.

9902613 is a deficient number, since it is larger than the sum of its proper divisors (5187115).

9902613 is a wasteful number, since it uses less digits than its factorization.

9902613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471563.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 9902613 is about 3146.8417500726. The cubic root of 9902613 is about 214.7418065189.

The spelling of 9902613 in words is "nine million, nine hundred two thousand, six hundred thirteen".