250242079 has 2 divisors, whose sum is σ = 250242080. Its totient is φ = 250242078.

The previous prime is 250242061. The next prime is 250242121. The reversal of 250242079 is 970242052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 250242079 - 2¹³ = 250233887 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 250242079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250242779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125121039 + 125121040.

It is an arithmetic number, because the mean of its divisors is an integer number (125121040).

Almost surely, 2^250242079 is an apocalyptic number.

250242079 is a deficient number, since it is larger than the sum of its proper divisors (1).

250242079 is an equidigital number, since it uses as much as digits as its factorization.

250242079 is an evil number, because the sum of its binary digits is even.

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

The square root of 250242079 is about 15819.0416587099. The cubic root of 250242079 is about 630.1637929709.

The spelling of 250242079 in words is "two hundred fifty million, two hundred forty-two thousand, seventy-nine".