9902422 has 8 divisors (see below), whose sum is σ = 14992776. Its totient is φ = 4904832.

The previous prime is 9902419. The next prime is 9902437. The reversal of 9902422 is 2242099.

It is a happy number.

9902422 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.

It is a super-2 number, since 2×9902422² = 196115922932168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22923 + ... + 23350.

It is an arithmetic number, because the mean of its divisors is an integer number (1874097).

Almost surely, 2^9902422 is an apocalyptic number.

9902422 is a deficient number, since it is larger than the sum of its proper divisors (5090354).

9902422 is a wasteful number, since it uses less digits than its factorization.

9902422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46382.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 9902422 is about 3146.8114020386. The cubic root of 9902422 is about 214.7404258750.

The spelling of 9902422 in words is "nine million, nine hundred two thousand, four hundred twenty-two".