9868950 has 144 divisors (see below), whose sum is σ = 32768736. Its totient is φ = 2073600.

The previous prime is 9868933. The next prime is 9868951. The reversal of 9868950 is 598689.

9868950 is nontrivially palindromic in base 4.

9868950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an Ulam number.

9868950 is an undulating number in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 9868896 and 9868905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9868951) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 40830 + ... + 41070.

Almost surely, 2^9868950 is an apocalyptic number.

9868950 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9868950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16384368).

9868950 is an abundant number, since it is smaller than the sum of its proper divisors (22899786).

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

9868950 is a wasteful number, since it uses less digits than its factorization.

9868950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 9868950 is about 3141.4885006952. The cubic root of 9868950 is about 214.4981987558.

The spelling of 9868950 in words is "nine million, eight hundred sixty-eight thousand, nine hundred fifty".