2428630666 has 32 divisors (see below), whose sum is σ = 4544143488. Its totient is φ = 945743040.

The previous prime is 2428630663. The next prime is 2428630667. The reversal of 2428630666 is 6660368242.

It is not an unprimeable number, because it can be changed into a prime (2428630661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591316 + ... + 595408.

It is an arithmetic number, because the mean of its divisors is an integer number (142004484).

Almost surely, 2^2428630666 is an apocalyptic number.

2428630666 is a deficient number, since it is larger than the sum of its proper divisors (2115512822).

2428630666 is a wasteful number, since it uses less digits than its factorization.

2428630666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7966.

The product of its (nonzero) digits is 497664, while the sum is 43.

The square root of 2428630666 is about 49281.1390493361. The cubic root of 2428630666 is about 1344.1688440116.

The spelling of 2428630666 in words is "two billion, four hundred twenty-eight million, six hundred thirty thousand, six hundred sixty-six".