259225974 has 72 divisors (see below), whose sum is σ = 672255720. Its totient is φ = 73827936.

The previous prime is 259225969. The next prime is 259225991. The reversal of 259225974 is 479522952.

259225974 is a `hidden beast` number, since 2 + 59 + 2 + 2 + 597 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 828042 + ... + 828354.

It is an arithmetic number, because the mean of its divisors is an integer number (9336885).

Almost surely, 2^259225974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 259225974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336127860).

259225974 is an abundant number, since it is smaller than the sum of its proper divisors (413029746).

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

259225974 is an equidigital number, since it uses as much as digits as its factorization.

259225974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651 (or 325 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 259225974 is about 16100.4960793138. The cubic root of 259225974 is about 637.6164382470.

The spelling of 259225974 in words is "two hundred fifty-nine million, two hundred twenty-five thousand, nine hundred seventy-four".