260016434 has 4 divisors (see below), whose sum is σ = 390024654. Its totient is φ = 130008216.

The previous prime is 260016431. The next prime is 260016443. The reversal of 260016434 is 434610062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434610062 = 2 ⋅217305031.

It can be written as a sum of positive squares in only one way, i.e., 246584209 + 13432225 = 15703^2 + 3665^2 .

It is not an unprimeable number, because it can be changed into a prime (260016431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65004107 + ... + 65004110.

Almost surely, 2^260016434 is an apocalyptic number.

260016434 is a deficient number, since it is larger than the sum of its proper divisors (130008220).

260016434 is a wasteful number, since it uses less digits than its factorization.

260016434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130008219.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 260016434 is about 16125.0250852518. The cubic root of 260016434 is about 638.2638770483.

Adding to 260016434 its reverse (434610062), we get a palindrome (694626496).

The spelling of 260016434 in words is "two hundred sixty million, sixteen thousand, four hundred thirty-four".