2815104 has 32 divisors (see below), whose sum is σ = 7478640. Its totient is φ = 938240.

The previous prime is 2815103. The next prime is 2815123. The reversal of 2815104 is 4015182.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (2815103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3282 + ... + 4049.

2^2815104 is an apocalyptic number.

2815104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2815104 is an abundant number, since it is smaller than the sum of its proper divisors (4663536).

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

2815104 is an equidigital number, since it uses as much as digits as its factorization.

2815104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7348 (or 7336 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 2815104 is about 1677.8271663077. The cubic root of 2815104 is about 141.1989545889.

The spelling of 2815104 in words is "two million, eight hundred fifteen thousand, one hundred four".