102226940 has 48 divisors (see below), whose sum is σ = 223745760. Its totient is φ = 39198720.

The previous prime is 102226921. The next prime is 102226951. The reversal of 102226940 is 49622201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47324 + ... + 49436.

It is an arithmetic number, because the mean of its divisors is an integer number (4661370).

Almost surely, 2^102226940 is an apocalyptic number.

102226940 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 102226940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111872880).

102226940 is an abundant number, since it is smaller than the sum of its proper divisors (121518820).

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

102226940 is a wasteful number, since it uses less digits than its factorization.

102226940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222 (or 2220 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 102226940 is about 10110.7339001677. The cubic root of 102226940 is about 467.5791319431.

The spelling of 102226940 in words is "one hundred two million, two hundred twenty-six thousand, nine hundred forty".