461449985 has 16 divisors (see below), whose sum is σ = 567557760. Its totient is φ = 359976960.

The previous prime is 461449949. The next prime is 461449987. The reversal of 461449985 is 589944164.

461449985 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 461449985 - 2²⁶ = 394341121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (461449987) 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 15 ways as a sum of consecutive naturals, for example, 163940 + ... + 166730.

It is an arithmetic number, because the mean of its divisors is an integer number (35472360).

Almost surely, 2^461449985 is an apocalyptic number.

It is an amenable number.

461449985 is a deficient number, since it is larger than the sum of its proper divisors (106107775).

461449985 is a wasteful number, since it uses less digits than its factorization.

461449985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3608.

The product of its digits is 1244160, while the sum is 50.

The square root of 461449985 is about 21481.3869431189. The cubic root of 461449985 is about 772.7545046647.

The spelling of 461449985 in words is "four hundred sixty-one million, four hundred forty-nine thousand, nine hundred eighty-five".