4947917306 has 4 divisors (see below), whose sum is σ = 7421875962. Its totient is φ = 2473958652.

The previous prime is 4947917279. The next prime is 4947917309. The reversal of 4947917306 is 6037197494.

It is a happy number.

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., 4894261681 + 53655625 = 69959^2 + 7325^2 .

It is not an unprimeable number, because it can be changed into a prime (4947917309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1236979325 + ... + 1236979328.

Almost surely, 2^4947917306 is an apocalyptic number.

4947917306 is a deficient number, since it is larger than the sum of its proper divisors (2473958656).

4947917306 is a wasteful number, since it uses less digits than its factorization.

4947917306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2473958655.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The square root of 4947917306 is about 70341.4337783927. The cubic root of 4947917306 is about 1704.0178674187.

The spelling of 4947917306 in words is "four billion, nine hundred forty-seven million, nine hundred seventeen thousand, three hundred six".