461343918 has 32 divisors (see below), whose sum is σ = 1076025600. Its totient is φ = 131811960.

The previous prime is 461343907. The next prime is 461343923. The reversal of 461343918 is 819343164.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110028 + ... + 114143.

It is an arithmetic number, because the mean of its divisors is an integer number (33625800).

Almost surely, 2^461343918 is an apocalyptic number.

461343918 is an abundant number, since it is smaller than the sum of its proper divisors (614681682).

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

461343918 is a wasteful number, since it uses less digits than its factorization.

461343918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224197 (or 224183 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 461343918 is about 21478.9179895078. The cubic root of 461343918 is about 772.6952927346.

The spelling of 461343918 in words is "four hundred sixty-one million, three hundred forty-three thousand, nine hundred eighteen".