1941216 has 48 divisors (see below), whose sum is σ = 5184144. Its totient is φ = 635904.

The previous prime is 1941193. The next prime is 1941221. The reversal of 1941216 is 6121491.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6870 + ... + 7146.

It is an arithmetic number, because the mean of its divisors is an integer number (108003).

2^1941216 is an apocalyptic number.

1941216 is a gapful number since it is divisible by the number (16) 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 1941216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2592072).

1941216 is an abundant number, since it is smaller than the sum of its proper divisors (3242928).

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

1941216 is a wasteful number, since it uses less digits than its factorization.

1941216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 355 counting only the distinct ones).

The product of its digits is 432, while the sum is 24.

The square root of 1941216 is about 1393.2752778974. The cubic root of 1941216 is about 124.7454232106.

The spelling of 1941216 in words is "one million, nine hundred forty-one thousand, two hundred sixteen".