250190069 has 2 divisors, whose sum is σ = 250190070. Its totient is φ = 250190068.

The previous prime is 250190033. The next prime is 250190099. The reversal of 250190069 is 960091052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230280625 + 19909444 = 15175^2 + 4462^2 .

It is a cyclic number.

It is not a de Polignac number, because 250190069 - 2⁸ = 250189813 is a prime.

It is a super-2 number, since 2×250190069² = 125190141252449522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250190099) 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, 125095034 + 125095035.

It is an arithmetic number, because the mean of its divisors is an integer number (125095035).

Almost surely, 2^250190069 is an apocalyptic number.

It is an amenable number.

250190069 is a deficient number, since it is larger than the sum of its proper divisors (1).

250190069 is an equidigital number, since it uses as much as digits as its factorization.

250190069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 250190069 is about 15817.3976683903. The cubic root of 250190069 is about 630.1201324617.

The spelling of 250190069 in words is "two hundred fifty million, one hundred ninety thousand, sixty-nine".