254684629 has 2 divisors, whose sum is σ = 254684630. Its totient is φ = 254684628.

The previous prime is 254684593. The next prime is 254684669. The reversal of 254684629 is 926486452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244296900 + 10387729 = 15630^2 + 3223^2 .

It is a cyclic number.

It is not a de Polignac number, because 254684629 - 2⁷ = 254684501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254684669) by changing a digit.

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, 127342314 + 127342315.

It is an arithmetic number, because the mean of its divisors is an integer number (127342315).

Almost surely, 2^254684629 is an apocalyptic number.

It is an amenable number.

254684629 is a deficient number, since it is larger than the sum of its proper divisors (1).

254684629 is an equidigital number, since it uses as much as digits as its factorization.

254684629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 46.

The square root of 254684629 is about 15958.8417186211. The cubic root of 254684629 is about 633.8710417487.

The spelling of 254684629 in words is "two hundred fifty-four million, six hundred eighty-four thousand, six hundred twenty-nine".