9890622 has 24 divisors (see below), whose sum is σ = 24491376. Its totient is φ = 2825856.

The previous prime is 9890609. The next prime is 9890623. The reversal of 9890622 is 2260989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9890623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39123 + ... + 39374.

It is an arithmetic number, because the mean of its divisors is an integer number (1020474).

Almost surely, 2^9890622 is an apocalyptic number.

9890622 is an abundant number, since it is smaller than the sum of its proper divisors (14600754).

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

9890622 is a wasteful number, since it uses less digits than its factorization.

9890622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78512 (or 78509 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 9890622 is about 3144.9359293951. The cubic root of 9890622 is about 214.6550950944.

The spelling of 9890622 in words is "nine million, eight hundred ninety thousand, six hundred twenty-two".