269413989 has 16 divisors (see below), whose sum is σ = 387374400. Its totient is φ = 165568896.

The previous prime is 269413979. The next prime is 269414021. The reversal of 269413989 is 989314962.

It is not a de Polignac number, because 269413989 - 2⁵ = 269413957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (269413979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27282 + ... + 35820.

It is an arithmetic number, because the mean of its divisors is an integer number (24210900).

Almost surely, 2^269413989 is an apocalyptic number.

It is an amenable number.

269413989 is a deficient number, since it is larger than the sum of its proper divisors (117960411).

269413989 is a wasteful number, since it uses less digits than its factorization.

269413989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9364.

The product of its digits is 839808, while the sum is 51.

The square root of 269413989 is about 16413.8352922161. The cubic root of 269413989 is about 645.8624674067.

The spelling of 269413989 in words is "two hundred sixty-nine million, four hundred thirteen thousand, nine hundred eighty-nine".