259624955 has 4 divisors (see below), whose sum is σ = 311549952. Its totient is φ = 207699960.

The previous prime is 259624931. The next prime is 259624973. The reversal of 259624955 is 559426952.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 259624955 - 2⁶ = 259624891 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25962491 + ... + 25962500.

It is an arithmetic number, because the mean of its divisors is an integer number (77887488).

Almost surely, 2^259624955 is an apocalyptic number.

259624955 is a deficient number, since it is larger than the sum of its proper divisors (51924997).

259624955 is an equidigital number, since it uses as much as digits as its factorization.

259624955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51924996.

The product of its digits is 972000, while the sum is 47.

The square root of 259624955 is about 16112.8816479238. The cubic root of 259624955 is about 637.9433942173.

The spelling of 259624955 in words is "two hundred fifty-nine million, six hundred twenty-four thousand, nine hundred fifty-five".