9902929 has 2 divisors, whose sum is σ = 9902930. Its totient is φ = 9902928.

The previous prime is 9902927. The next prime is 9902951. The reversal of 9902929 is 9292099.

9902929 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8862529 + 1040400 = 2977^2 + 1020^2 .

It is a cyclic number.

It is not a de Polignac number, because 9902929 - 2¹ = 9902927 is a prime.

Together with 9902927, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 9902891 and 9902900.

It is not a weakly prime, because it can be changed into another prime (9902927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4951464 + 4951465.

It is an arithmetic number, because the mean of its divisors is an integer number (4951465).

Almost surely, 2^9902929 is an apocalyptic number.

It is an amenable number.

9902929 is a deficient number, since it is larger than the sum of its proper divisors (1).

9902929 is an equidigital number, since it uses as much as digits as its factorization.

9902929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 9902929 is about 3146.8919587428. The cubic root of 9902929 is about 214.7440906867.

The spelling of 9902929 in words is "nine million, nine hundred two thousand, nine hundred twenty-nine".