403000260 has 192 divisors, whose sum is σ = 1300561920. Its totient is φ = 92413440.

The previous prime is 403000253. The next prime is 403000261. The reversal of 403000260 is 62000304.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (403000261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1052029 + ... + 1052411.

It is an arithmetic number, because the mean of its divisors is an integer number (6773760).

Almost surely, 2^403000260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403000260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650280960).

403000260 is an abundant number, since it is smaller than the sum of its proper divisors (897561660).

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

403000260 is a wasteful number, since it uses less digits than its factorization.

403000260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498 (or 496 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 403000260 is about 20074.8663756449. The cubic root of 403000260 is about 738.6438883784.

Adding to 403000260 its reverse (62000304), we get a palindrome (465000564).

The spelling of 403000260 in words is "four hundred three million, two hundred sixty", and thus it is an aban number.