2991296 has 56 divisors (see below), whose sum is σ = 7412736. Its totient is φ = 1163520.

The previous prime is 2991293. The next prime is 2991299. The reversal of 2991296 is 6921992.

It is an interprime number because it is at equal distance from previous prime (2991293) and next prime (2991299).

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2991293) 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, 4625 + ... + 5231.

2^2991296 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 2991296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3706368).

2991296 is an abundant number, since it is smaller than the sum of its proper divisors (4421440).

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

2991296 is a wasteful number, since it uses less digits than its factorization.

2991296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637 (or 627 counting only the distinct ones).

The product of its digits is 17496, while the sum is 38.

The square root of 2991296 is about 1729.5363540556. The cubic root of 2991296 is about 144.0853403603.

The spelling of 2991296 in words is "two million, nine hundred ninety-one thousand, two hundred ninety-six".