260401134 has 16 divisors (see below), whose sum is σ = 595202688. Its totient is φ = 74400312.

The previous prime is 260401133. The next prime is 260401259. The reversal of 260401134 is 431104062.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 260401134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260401133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3099972 + ... + 3100055.

It is an arithmetic number, because the mean of its divisors is an integer number (37200168).

Almost surely, 2^260401134 is an apocalyptic number.

260401134 is an abundant number, since it is smaller than the sum of its proper divisors (334801554).

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

260401134 is a wasteful number, since it uses less digits than its factorization.

260401134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6200039.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 260401134 is about 16136.9493399465. The cubic root of 260401134 is about 638.5784970580.

Adding to 260401134 its reverse (431104062), we get a palindrome (691505196).

The spelling of 260401134 in words is "two hundred sixty million, four hundred one thousand, one hundred thirty-four".