649070627 has 2 divisors, whose sum is σ = 649070628. Its totient is φ = 649070626.

The previous prime is 649070581. The next prime is 649070629. The reversal of 649070627 is 726070946.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 649070627 - 2²⁰ = 648022051 is a prime.

Together with 649070629, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (649070629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324535313 + 324535314.

It is an arithmetic number, because the mean of its divisors is an integer number (324535314).

Almost surely, 2^649070627 is an apocalyptic number.

649070627 is a deficient number, since it is larger than the sum of its proper divisors (1).

649070627 is an equidigital number, since it uses as much as digits as its factorization.

649070627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 649070627 is about 25476.8645441310. The cubic root of 649070627 is about 865.8260575288.

The spelling of 649070627 in words is "six hundred forty-nine million, seventy thousand, six hundred twenty-seven".