260400036 has 24 divisors (see below), whose sum is σ = 654338944. Its totient is φ = 80123040.

The previous prime is 260400029. The next prime is 260400047. The reversal of 260400036 is 630004062.

260400036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 260399985 and 260400021.

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, 834460 + ... + 834771.

Almost surely, 2^260400036 is an apocalyptic number.

260400036 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

260400036 is an abundant number, since it is smaller than the sum of its proper divisors (393938908).

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

260400036 is a wasteful number, since it uses less digits than its factorization.

260400036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669251 (or 1669249 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 260400036 is about 16136.9153186103. The cubic root of 260400036 is about 638.5775995194.

Adding to 260400036 its reverse (630004062), we get a palindrome (890404098).

The spelling of 260400036 in words is "two hundred sixty million, four hundred thousand, thirty-six".