403140460 has 48 divisors (see below), whose sum is σ = 863507232. Its totient is φ = 158054400.

The previous prime is 403140433. The next prime is 403140467. The reversal of 403140460 is 64041304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (403140467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598684 + ... + 599356.

It is an arithmetic number, because the mean of its divisors is an integer number (17989734).

Almost surely, 2^403140460 is an apocalyptic number.

It is an amenable number.

403140460 is an abundant number, since it is smaller than the sum of its proper divisors (460366772).

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

403140460 is a wasteful number, since it uses less digits than its factorization.

403140460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 403140460 is about 20078.3580005936. The cubic root of 403140460 is about 738.7295342011.

Adding to 403140460 its reverse (64041304), we get a palindrome (467181764).

The spelling of 403140460 in words is "four hundred three million, one hundred forty thousand, four hundred sixty".