2304990 has 32 divisors (see below), whose sum is σ = 6147360. Its totient is φ = 614592.

The previous prime is 2304961. The next prime is 2304997. The reversal of 2304990 is 994032.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2304997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3999 + ... + 4538.

It is an arithmetic number, because the mean of its divisors is an integer number (192105).

2^2304990 is an apocalyptic number.

2304990 is an abundant number, since it is smaller than the sum of its proper divisors (3842370).

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

2304990 is a wasteful number, since it uses less digits than its factorization.

2304990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553 (or 8547 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 2304990 is about 1518.2193517407. The cubic root of 2304990 is about 132.0960045385.

The spelling of 2304990 in words is "two million, three hundred four thousand, nine hundred ninety".