2917312 has 28 divisors (see below), whose sum is σ = 5872480. Its totient is φ = 1437696.

The previous prime is 2917309. The next prime is 2917333. The reversal of 2917312 is 2137192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4768 + ... + 5344.

2^2917312 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 2917312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2936240).

2917312 is an abundant number, since it is smaller than the sum of its proper divisors (2955168).

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

2917312 is an equidigital number, since it uses as much as digits as its factorization.

2917312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 658 counting only the distinct ones).

The product of its digits is 756, while the sum is 25.

The square root of 2917312 is about 1708.0140514644. The cubic root of 2917312 is about 142.8875181124.

The spelling of 2917312 in words is "two million, nine hundred seventeen thousand, three hundred twelve".