4671630538 has 4 divisors (see below), whose sum is σ = 7007445810. Its totient is φ = 2335815268.

The previous prime is 4671630521. The next prime is 4671630577. The reversal of 4671630538 is 8350361764.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3234993129 + 1436637409 = 56877^2 + 37903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4671630494 and 4671630503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1167907633 + ... + 1167907636.

Almost surely, 2^4671630538 is an apocalyptic number.

4671630538 is a deficient number, since it is larger than the sum of its proper divisors (2335815272).

4671630538 is a wasteful number, since it uses less digits than its factorization.

4671630538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335815271.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 4671630538 is about 68349.3272680866. The cubic root of 4671630538 is about 1671.6916104097.

It can be divided in two parts, 4671 and 630538, that added together give a square (635209 = 797²).

The spelling of 4671630538 in words is "four billion, six hundred seventy-one million, six hundred thirty thousand, five hundred thirty-eight".