2391304 has 16 divisors (see below), whose sum is σ = 4504320. Its totient is φ = 1190160.

The previous prime is 2391293. The next prime is 2391331. The reversal of 2391304 is 4031932.

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, 1617 + ... + 2719.

It is an arithmetic number, because the mean of its divisors is an integer number (281520).

2^2391304 is an apocalyptic number.

It is an amenable number.

2391304 is a deficient number, since it is larger than the sum of its proper divisors (2113016).

2391304 is a wasteful number, since it uses less digits than its factorization.

2391304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2391304 is about 1546.3841696034. The cubic root of 2391304 is about 133.7246890702.

The spelling of 2391304 in words is "two million, three hundred ninety-one thousand, three hundred four".