108215500 has 24 divisors (see below), whose sum is σ = 236343744. Its totient is φ = 43286000.

The previous prime is 108215461. The next prime is 108215539. The reversal of 108215500 is 5512801.

It is an interprime number because it is at equal distance from previous prime (108215461) and next prime (108215539).

It is a zygodrome in base 2.

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, 107716 + ... + 108715.

It is an arithmetic number, because the mean of its divisors is an integer number (9847656).

Almost surely, 2^108215500 is an apocalyptic number.

108215500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108215500 is an abundant number, since it is smaller than the sum of its proper divisors (128128244).

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

108215500 is a wasteful number, since it uses less digits than its factorization.

108215500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216450 (or 216438 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 108215500 is about 10402.6679270272. The cubic root of 108215500 is about 476.5368504515.

The spelling of 108215500 in words is "one hundred eight million, two hundred fifteen thousand, five hundred".