1216096 has 48 divisors (see below), whose sum is σ = 2812320. Its totient is φ = 506880.

The previous prime is 1216091. The next prime is 1216109. The reversal of 1216096 is 6906121.

1216096 is nontrivially palindromic in base 6.

It is a self number, because there is not a number n which added to its sum of digits gives 1216096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1216091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13620 + ... + 13708.

It is an arithmetic number, because the mean of its divisors is an integer number (58590).

2^1216096 is an apocalyptic number.

1216096 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 1216096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1406160).

1216096 is an abundant number, since it is smaller than the sum of its proper divisors (1596224).

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

1216096 is an equidigital number, since it uses as much as digits as its factorization.

1216096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1216096 is about 1102.7674278831. The cubic root of 1216096 is about 106.7388747188.

Adding to 1216096 its sum of digits (25), we get a palindrome (1216121).

The spelling of 1216096 in words is "one million, two hundred sixteen thousand, ninety-six".