9538650 has 144 divisors (see below), whose sum is σ = 29248128. Its totient is φ = 2208000.

The previous prime is 9538643. The next prime is 9538663. The reversal of 9538650 is 568359.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 202927 + ... + 202973.

It is an arithmetic number, because the mean of its divisors is an integer number (203112).

Almost surely, 2^9538650 is an apocalyptic number.

9538650 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 9538650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14624064).

9538650 is an abundant number, since it is smaller than the sum of its proper divisors (19709478).

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

9538650 is a wasteful number, since it uses less digits than its factorization.

9538650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 9538650 is about 3088.4704952452. The cubic root of 9538650 is about 212.0780091462.

The spelling of 9538650 in words is "nine million, five hundred thirty-eight thousand, six hundred fifty".