2691304 has 64 divisors (see below), whose sum is σ = 6687360. Its totient is φ = 983040.

The previous prime is 2691277. The next prime is 2691317. The reversal of 2691304 is 4031962.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10344 + ... + 10600.

It is an arithmetic number, because the mean of its divisors is an integer number (104490).

2^2691304 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 2691304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3343680).

2691304 is an abundant number, since it is smaller than the sum of its proper divisors (3996056).

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

2691304 is a wasteful number, since it uses less digits than its factorization.

2691304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2691304 is about 1640.5194299368. The cubic root of 2691304 is about 139.0980106847.

The spelling of 2691304 in words is "two million, six hundred ninety-one thousand, three hundred four".