259059449 has 4 divisors (see below), whose sum is σ = 282610320. Its totient is φ = 235508580.

The previous prime is 259059431. The next prime is 259059491. The reversal of 259059449 is 944950952.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 259059449 - 2⁸ = 259059193 is a prime.

It is a super-2 number, since 2×259059449² = 134223596232367202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (259059949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11775419 + ... + 11775440.

It is an arithmetic number, because the mean of its divisors is an integer number (70652580).

Almost surely, 2^259059449 is an apocalyptic number.

It is an amenable number.

259059449 is a deficient number, since it is larger than the sum of its proper divisors (23550871).

259059449 is a wasteful number, since it uses less digits than its factorization.

259059449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23550870.

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 259059449 is about 16095.3238240180. The cubic root of 259059449 is about 637.4798755149.

The spelling of 259059449 in words is "two hundred fifty-nine million, fifty-nine thousand, four hundred forty-nine".