269998969 has 2 divisors, whose sum is σ = 269998970. Its totient is φ = 269998968.

The previous prime is 269998951. The next prime is 269998979. The reversal of 269998969 is 969899962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253287225 + 16711744 = 15915^2 + 4088^2 .

It is a cyclic number.

It is not a de Polignac number, because 269998969 - 2¹⁵ = 269966201 is a prime.

It is a super-2 number, since 2×269998969² = 145798886522125922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (269998979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134999484 + 134999485.

It is an arithmetic number, because the mean of its divisors is an integer number (134999485).

Almost surely, 2^269998969 is an apocalyptic number.

It is an amenable number.

269998969 is a deficient number, since it is larger than the sum of its proper divisors (1).

269998969 is an equidigital number, since it uses as much as digits as its factorization.

269998969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34012224, while the sum is 67.

The square root of 269998969 is about 16431.6453527941. The cubic root of 269998969 is about 646.3295843336.

The spelling of 269998969 in words is "two hundred sixty-nine million, nine hundred ninety-eight thousand, nine hundred sixty-nine".