259428770 has 32 divisors (see below), whose sum is σ = 487503360. Its totient is φ = 99285120.

The previous prime is 259428769. The next prime is 259428773. The reversal of 259428770 is 77824952.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (259428773) 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, 22889 + ... + 32291.

It is an arithmetic number, because the mean of its divisors is an integer number (15234480).

Almost surely, 2^259428770 is an apocalyptic number.

259428770 is a deficient number, since it is larger than the sum of its proper divisors (228074590).

259428770 is a wasteful number, since it uses less digits than its factorization.

259428770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9530.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 259428770 is about 16106.7926664498. The cubic root of 259428770 is about 637.7826669066.

The spelling of 259428770 in words is "two hundred fifty-nine million, four hundred twenty-eight thousand, seven hundred seventy".