1216050 has 72 divisors (see below), whose sum is σ = 3364368. Its totient is φ = 290400.

The previous prime is 1216043. The next prime is 1216067. The reversal of 1216050 is 506121.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 18117 + ... + 18183.

2^1216050 is an apocalyptic number.

1216050 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 1216050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1682184).

1216050 is an abundant number, since it is smaller than the sum of its proper divisors (2148318).

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

1216050 is a wasteful number, since it uses less digits than its factorization.

1216050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1216050 is about 1102.7465710670. The cubic root of 1216050 is about 106.7375288683.

The spelling of 1216050 in words is "one million, two hundred sixteen thousand, fifty".