249950929 has 2 divisors, whose sum is σ = 249950930. Its totient is φ = 249950928.

The previous prime is 249950917. The next prime is 249950941. The reversal of 249950929 is 929059942.

It is a balanced prime because it is at equal distance from previous prime (249950917) and next prime (249950941).

It can be written as a sum of positive squares in only one way, i.e., 143448529 + 106502400 = 11977^2 + 10320^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-249950929 is a prime.

It is not a weakly prime, because it can be changed into another prime (249950969) 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, 124975464 + 124975465.

It is an arithmetic number, because the mean of its divisors is an integer number (124975465).

Almost surely, 2^249950929 is an apocalyptic number.

It is an amenable number.

249950929 is a deficient number, since it is larger than the sum of its proper divisors (1).

249950929 is an equidigital number, since it uses as much as digits as its factorization.

249950929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 49.

The square root of 249950929 is about 15809.8364634173. The cubic root of 249950929 is about 629.9193051932.

The spelling of 249950929 in words is "two hundred forty-nine million, nine hundred fifty thousand, nine hundred twenty-nine".