250049047 has 2 divisors, whose sum is σ = 250049048. Its totient is φ = 250049046.

The previous prime is 250049027. The next prime is 250049087. The reversal of 250049047 is 740940052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 250049047 - 2⁷ = 250048919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250049027) 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, 125024523 + 125024524.

It is an arithmetic number, because the mean of its divisors is an integer number (125024524).

Almost surely, 2^250049047 is an apocalyptic number.

250049047 is a deficient number, since it is larger than the sum of its proper divisors (1).

250049047 is an equidigital number, since it uses as much as digits as its factorization.

250049047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 250049047 is about 15812.9392271013. The cubic root of 250049047 is about 630.0017191521.

Adding to 250049047 its reverse (740940052), we get a palindrome (990989099).

The spelling of 250049047 in words is "two hundred fifty million, forty-nine thousand, forty-seven".