122828850 has 72 divisors (see below), whose sum is σ = 331266000. Its totient is φ = 32628960.

The previous prime is 122828803. The next prime is 122828861. The reversal of 122828850 is 58828221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 224277 + ... + 224823.

Almost surely, 2^122828850 is an apocalyptic number.

122828850 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 122828850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165633000).

122828850 is an abundant number, since it is smaller than the sum of its proper divisors (208437150).

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

122828850 is a wasteful number, since it uses less digits than its factorization.

122828850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064 (or 1056 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The square root of 122828850 is about 11082.8177824956. The cubic root of 122828850 is about 497.0882091989.

The spelling of 122828850 in words is "one hundred twenty-two million, eight hundred twenty-eight thousand, eight hundred fifty".