260400532 has 24 divisors (see below), whose sum is σ = 521712576. Its totient is φ = 111404928.

The previous prime is 260400493. The next prime is 260400559. The reversal of 260400532 is 235004062.

It is a happy number.

260400532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×260400532³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8763 + ... + 24445.

It is an arithmetic number, because the mean of its divisors is an integer number (21738024).

Almost surely, 2^260400532 is an apocalyptic number.

It is an amenable number.

260400532 is an abundant number, since it is smaller than the sum of its proper divisors (261312044).

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

260400532 is a wasteful number, since it uses less digits than its factorization.

260400532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16287 (or 16285 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 260400532 is about 16136.9306870916. The cubic root of 260400532 is about 638.5780049652.

Adding to 260400532 its reverse (235004062), we get a palindrome (495404594).

The spelling of 260400532 in words is "two hundred sixty million, four hundred thousand, five hundred thirty-two".