260400034 has 4 divisors (see below), whose sum is σ = 390600054. Its totient is φ = 130200016.

The previous prime is 260400029. The next prime is 260400047. The reversal of 260400034 is 430004062.

260400034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 430004062 = 2 ⋅215002031.

It can be written as a sum of positive squares in only one way, i.e., 212139225 + 48260809 = 14565^2 + 6947^2 .

It is a junction number, because it is equal to n+sod(n) for n = 260399984 and 260400020.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65100007 + ... + 65100010.

Almost surely, 2^260400034 is an apocalyptic number.

260400034 is a deficient number, since it is larger than the sum of its proper divisors (130200020).

260400034 is a wasteful number, since it uses less digits than its factorization.

260400034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130200019.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 260400034 is about 16136.9152566406. The cubic root of 260400034 is about 638.5775978845.

Adding to 260400034 its reverse (430004062), we get a palindrome (690404096).

The spelling of 260400034 in words is "two hundred sixty million, four hundred thousand, thirty-four".