250993 has 2 divisors, whose sum is σ = 250994. Its totient is φ = 250992.

The previous prime is 250979. The next prime is 251003. The reversal of 250993 is 399052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187489 + 63504 = 433^2 + 252^2 .

It is a cyclic number.

It is not a de Polignac number, because 250993 - 2¹⁷ = 119921 is a prime.

It is not a weakly prime, because it can be changed into another prime (250963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125496 + 125497.

It is an arithmetic number, because the mean of its divisors is an integer number (125497).

2²⁵⁰⁹⁹³ is an apocalyptic number.

It is an amenable number.

250993 is a deficient number, since it is larger than the sum of its proper divisors (1).

250993 is an equidigital number, since it uses as much as digits as its factorization.

250993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 250993 is about 500.9920159044. The cubic root of 250993 is about 63.0793490807.

The spelling of 250993 in words is "two hundred fifty thousand, nine hundred ninety-three".