259878996 has 48 divisors (see below), whose sum is σ = 725592000. Its totient is φ = 79962336.

The previous prime is 259878989. The next prime is 259879013. The reversal of 259878996 is 699878952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91146 + ... + 93953.

It is an arithmetic number, because the mean of its divisors is an integer number (15116500).

Almost surely, 2^259878996 is an apocalyptic number.

259878996 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

259878996 is an abundant number, since it is smaller than the sum of its proper divisors (465713004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

259878996 is a wasteful number, since it uses less digits than its factorization.

259878996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185125 (or 185117 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 63.

The square root of 259878996 is about 16120.7628851739. The cubic root of 259878996 is about 638.1514006050.

The spelling of 259878996 in words is "two hundred fifty-nine million, eight hundred seventy-eight thousand, nine hundred ninety-six".