630302066 has 8 divisors (see below), whose sum is σ = 978055020. Its totient is φ = 304283728.

The previous prime is 630302063. The next prime is 630302069. The reversal of 630302066 is 660203036.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (630302063) and next prime (630302069).

It can be written as a sum of positive squares in 2 ways, for example, as 599221441 + 31080625 = 24479^2 + 5575^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (630302063) 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, 5433581 + ... + 5433696.

Almost surely, 2^630302066 is an apocalyptic number.

630302066 is a deficient number, since it is larger than the sum of its proper divisors (347752954).

630302066 is a wasteful number, since it uses less digits than its factorization.

630302066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10867308.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 630302066 is about 25105.8173736686. The cubic root of 630302066 is about 857.3988767469.

The spelling of 630302066 in words is "six hundred thirty million, three hundred two thousand, sixty-six".