630623662 has 8 divisors (see below), whose sum is σ = 957909600. Its totient is φ = 311320464.

The previous prime is 630623641. The next prime is 630623663. The reversal of 630623662 is 266326036.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630623663) 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, 1995487 + ... + 1995802.

It is an arithmetic number, because the mean of its divisors is an integer number (119738700).

Almost surely, 2^630623662 is an apocalyptic number.

630623662 is a deficient number, since it is larger than the sum of its proper divisors (327285938).

630623662 is a wasteful number, since it uses less digits than its factorization.

630623662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3991370.

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 630623662 is about 25112.2213672945. The cubic root of 630623662 is about 857.5446741254.

Adding to 630623662 its reverse (266326036), we get a palindrome (896949698).

The spelling of 630623662 in words is "six hundred thirty million, six hundred twenty-three thousand, six hundred sixty-two".