2664430 has 16 divisors (see below), whose sum is σ = 4898880. Its totient is φ = 1042912.

The previous prime is 2664401. The next prime is 2664439. The reversal of 2664430 is 344662.

It is a junction number, because it is equal to n+sod(n) for n = 2664395 and 2664404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664439) 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 7 ways as a sum of consecutive naturals, for example, 2365 + ... + 3304.

It is an arithmetic number, because the mean of its divisors is an integer number (306180).

2^2664430 is an apocalyptic number.

2664430 is a deficient number, since it is larger than the sum of its proper divisors (2234450).

2664430 is a wasteful number, since it uses less digits than its factorization.

2664430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5723.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 2664430 is about 1632.3081816863. The cubic root of 2664430 is about 138.6334735742.

The spelling of 2664430 in words is "two million, six hundred sixty-four thousand, four hundred thirty".