626947 has 2 divisors, whose sum is σ = 626948. Its totient is φ = 626946.

The previous prime is 626929. The next prime is 626953. The reversal of 626947 is 749626.

It is a strong prime.

626947 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 626947 - 2¹⁵ = 594179 is a prime.

It is a plaindrome in base 14.

It is not a weakly prime, because it can be changed into another prime (626917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313473 + 313474.

It is an arithmetic number, because the mean of its divisors is an integer number (313474).

2⁶²⁶⁹⁴⁷ is an apocalyptic number.

626947 is a deficient number, since it is larger than the sum of its proper divisors (1).

626947 is an equidigital number, since it uses as much as digits as its factorization.

626947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 626947 is about 791.7998484466. The cubic root of 626947 is about 85.5874872530.

The spelling of 626947 in words is "six hundred twenty-six thousand, nine hundred forty-seven".