1328850 has 36 divisors (see below), whose sum is σ = 3571386. Its totient is φ = 354240.

The previous prime is 1328843. The next prime is 1328861. The reversal of 1328850 is 588231.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1159929 + 168921 = 1077^2 + 411^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1027 + ... + 1926.

2^1328850 is an apocalyptic number.

1328850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1328850 is an abundant number, since it is smaller than the sum of its proper divisors (2242536).

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

1328850 is a wasteful number, since it uses less digits than its factorization.

1328850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2971 (or 2963 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1328850 is about 1152.7575634105. The cubic root of 1328850 is about 109.9407394300.

The spelling of 1328850 in words is "one million, three hundred twenty-eight thousand, eight hundred fifty".