1916416 has 40 divisors (see below), whose sum is σ = 4051080. Its totient is φ = 903168.

The previous prime is 1916413. The next prime is 1916419. The reversal of 1916416 is 6146191.

It is an interprime number because it is at equal distance from previous prime (1916413) and next prime (1916419).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1916413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9630 + ... + 9826.

It is an arithmetic number, because the mean of its divisors is an integer number (101277).

2^1916416 is an apocalyptic number.

1916416 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 1916416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2025540).

1916416 is an abundant number, since it is smaller than the sum of its proper divisors (2134664).

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

1916416 is an equidigital number, since it uses as much as digits as its factorization.

1916416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 218 counting only the distinct ones).

The product of its digits is 1296, while the sum is 28.

The square root of 1916416 is about 1384.3467773647. The cubic root of 1916416 is about 124.2119165037.

It can be divided in two parts, 1916 and 416, that added together give a palindrome (2332).

The spelling of 1916416 in words is "one million, nine hundred sixteen thousand, four hundred sixteen".