1350216 has 128 divisors (see below), whose sum is σ = 4608000. Its totient is φ = 357696.

The previous prime is 1350203. The next prime is 1350229. The reversal of 1350216 is 6120531.

1350216 = T₁₉₁ + T₁₉₂ + ... + T₂₄₆.

It is an interprime number because it is at equal distance from previous prime (1350203) and next prime (1350229).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28705 + ... + 28751.

It is an arithmetic number, because the mean of its divisors is an integer number (36000).

2^1350216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1350216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2304000).

1350216 is an abundant number, since it is smaller than the sum of its proper divisors (3257784).

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

1350216 is a wasteful number, since it uses less digits than its factorization.

1350216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1350216 is about 1161.9879517448. The cubic root of 1350216 is about 110.5268390953.

Adding to 1350216 its reverse (6120531), we get a palindrome (7470747).

It can be divided in two parts, 1350 and 216, that multiplied together give a square (291600 = 540²).

The spelling of 1350216 in words is "one million, three hundred fifty thousand, two hundred sixteen".