2430664 has 16 divisors (see below), whose sum is σ = 4715100. Its totient is φ = 1173312.

The previous prime is 2430611. The next prime is 2430671. The reversal of 2430664 is 4660342.

It can be written as a sum of positive squares in 2 ways, for example, as 2377764 + 52900 = 1542^2 + 230^2 .

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, 5007 + ... + 5470.

2^2430664 is an apocalyptic number.

It is an amenable number.

2430664 is a deficient number, since it is larger than the sum of its proper divisors (2284436).

2430664 is a wasteful number, since it uses less digits than its factorization.

2430664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10512 (or 10508 counting only the distinct ones).

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

The square root of 2430664 is about 1559.0586903642. The cubic root of 2430664 is about 134.4543867661.

It can be divided in two parts, 2 and 430664, that multiplied together give a triangular number (861328 = T₁₃₁₂).

The spelling of 2430664 in words is "two million, four hundred thirty thousand, six hundred sixty-four".