102271650 has 96 divisors (see below), whose sum is σ = 275607360. Its totient is φ = 24948480.

The previous prime is 102271649. The next prime is 102271651. The reversal of 102271650 is 56172201.

It is an interprime number because it is at equal distance from previous prime (102271649) and next prime (102271651).

It is a self number, because there is not a number n which added to its sum of digits gives 102271650.

It is not an unprimeable number, because it can be changed into a prime (102271651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 348904 + ... + 349196.

It is an arithmetic number, because the mean of its divisors is an integer number (2870910).

Almost surely, 2^102271650 is an apocalyptic number.

102271650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102271650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137803680).

102271650 is an abundant number, since it is smaller than the sum of its proper divisors (173335710).

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

102271650 is a wasteful number, since it uses less digits than its factorization.

102271650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 102271650 is about 10112.9446750192. The cubic root of 102271650 is about 467.6472888497.

The spelling of 102271650 in words is "one hundred two million, two hundred seventy-one thousand, six hundred fifty".