9902622 has 8 divisors (see below), whose sum is σ = 19805256. Its totient is φ = 3300872.

The previous prime is 9902621. The next prime is 9902663. The reversal of 9902622 is 2262099.

9902622 is digitally balanced in base 2, 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.

9902622 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 9902622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9902621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825213 + ... + 825224.

It is an arithmetic number, because the mean of its divisors is an integer number (2475657).

Almost surely, 2^9902622 is an apocalyptic number.

9902622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9902622 is a wasteful number, since it uses less digits than its factorization.

9902622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650442.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 9902622 is about 3146.8431800775. The cubic root of 9902622 is about 214.7418715750.

The spelling of 9902622 in words is "nine million, nine hundred two thousand, six hundred twenty-two".