9890652 has 24 divisors (see below), whose sum is σ = 23296896. Its totient is φ = 3265648.

The previous prime is 9890623. The next prime is 9890663. The reversal of 9890652 is 2560989.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9890652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2568 + ... + 5135.

It is an arithmetic number, because the mean of its divisors is an integer number (970704).

Almost surely, 2^9890652 is an apocalyptic number.

9890652 is the 2568-th pentagonal number.

It is an amenable number.

9890652 is an abundant number, since it is smaller than the sum of its proper divisors (13406244).

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

9890652 is a wasteful number, since it uses less digits than its factorization.

9890652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7817 (or 7815 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 9890652 is about 3144.9406989640. The cubic root of 9890652 is about 214.6553121231.

The spelling of 9890652 in words is "nine million, eight hundred ninety thousand, six hundred fifty-two".