460403778 has 32 divisors (see below), whose sum is σ = 928392192. Its totient is φ = 152210000.

The previous prime is 460403777. The next prime is 460403791. The reversal of 460403778 is 877304064.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (460403771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467875 + ... + 468857.

It is an arithmetic number, because the mean of its divisors is an integer number (29012256).

Almost surely, 2^460403778 is an apocalyptic number.

460403778 is an abundant number, since it is smaller than the sum of its proper divisors (467988414).

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

460403778 is a wasteful number, since it uses less digits than its factorization.

460403778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550.

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 460403778 is about 21457.0216479361. The cubic root of 460403778 is about 772.1700621794.

The spelling of 460403778 in words is "four hundred sixty million, four hundred three thousand, seven hundred seventy-eight".