10216500 has 144 divisors (see below), whose sum is σ = 34856640. Its totient is φ = 2318400.

The previous prime is 10216457. The next prime is 10216513. The reversal of 10216500 is 561201.

10216500 is digitally balanced in base 2 and base 4, because in such bases 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 (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10216500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73431 + ... + 73569.

It is an arithmetic number, because the mean of its divisors is an integer number (242060).

Almost surely, 2^10216500 is an apocalyptic number.

10216500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10216500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17428320).

10216500 is an abundant number, since it is smaller than the sum of its proper divisors (24640140).

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

10216500 is a wasteful number, since it uses less digits than its factorization.

10216500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 10216500 is about 3196.3260159126. The cubic root of 10216500 is about 216.9871653873.

Adding to 10216500 its reverse (561201), we get a palindrome (10777701).

The spelling of 10216500 in words is "ten million, two hundred sixteen thousand, five hundred".