627247001 has 2 divisors, whose sum is σ = 627247002. Its totient is φ = 627247000.

The previous prime is 627246959. The next prime is 627247013. The reversal of 627247001 is 100742726.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 625000000 + 2247001 = 25000^2 + 1499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-627247001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (627247021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313623500 + 313623501.

It is an arithmetic number, because the mean of its divisors is an integer number (313623501).

Almost surely, 2^627247001 is an apocalyptic number.

It is an amenable number.

627247001 is a deficient number, since it is larger than the sum of its proper divisors (1).

627247001 is an equidigital number, since it uses as much as digits as its factorization.

627247001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 627247001 is about 25044.8997003382. The cubic root of 627247001 is about 856.0113659255.

Adding to 627247001 its reverse (100742726), we get a palindrome (727989727).

The spelling of 627247001 in words is "six hundred twenty-seven million, two hundred forty-seven thousand, one".