250049993 has 2 divisors, whose sum is σ = 250049994. Its totient is φ = 250049992.

The previous prime is 250049971. The next prime is 250050007. The reversal of 250049993 is 399940052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147088384 + 102961609 = 12128^2 + 10147^2 .

It is a cyclic number.

It is not a de Polignac number, because 250049993 - 2⁶ = 250049929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 250049993.

It is not a weakly prime, because it can be changed into another prime (250009993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125024996 + 125024997.

It is an arithmetic number, because the mean of its divisors is an integer number (125024997).

Almost surely, 2^250049993 is an apocalyptic number.

It is an amenable number.

250049993 is a deficient number, since it is larger than the sum of its proper divisors (1).

250049993 is an equidigital number, since it uses as much as digits as its factorization.

250049993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 250049993 is about 15812.9691392856. The cubic root of 250049993 is about 630.0025136374.

The spelling of 250049993 in words is "two hundred fifty million, forty-nine thousand, nine hundred ninety-three".