259456234 has 4 divisors (see below), whose sum is σ = 389184354. Its totient is φ = 129728116.

The previous prime is 259456201. The next prime is 259456259. The reversal of 259456234 is 432654952.

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

It can be written as a sum of positive squares in only one way, i.e., 252969025 + 6487209 = 15905^2 + 2547^2 .

It is a super-2 number, since 2×259456234² = 134635074722925512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64864057 + ... + 64864060.

Almost surely, 2^259456234 is an apocalyptic number.

259456234 is a deficient number, since it is larger than the sum of its proper divisors (129728120).

259456234 is a wasteful number, since it uses less digits than its factorization.

259456234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129728119.

The product of its digits is 259200, while the sum is 40.

The square root of 259456234 is about 16107.6452034430. The cubic root of 259456234 is about 637.8051720501.

The spelling of 259456234 in words is "two hundred fifty-nine million, four hundred fifty-six thousand, two hundred thirty-four".