2478304 has 12 divisors (see below), whose sum is σ = 4879224. Its totient is φ = 1239136.

The previous prime is 2478293. The next prime is 2478323. The reversal of 2478304 is 4038742.

It is a super-2 number, since 2×2478304² = 12283981432832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38692 + ... + 38755.

It is an arithmetic number, because the mean of its divisors is an integer number (406602).

2^2478304 is an apocalyptic number.

It is an amenable number.

2478304 is a deficient number, since it is larger than the sum of its proper divisors (2400920).

2478304 is an equidigital number, since it uses as much as digits as its factorization.

2478304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77457 (or 77449 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 2478304 is about 1574.2630021696. The cubic root of 2478304 is about 135.3271262060.

The spelling of 2478304 in words is "two million, four hundred seventy-eight thousand, three hundred four".