461447438 has 8 divisors (see below), whose sum is σ = 692790888. Its totient is φ = 230517144.

The previous prime is 461447429. The next prime is 461447447. The reversal of 461447438 is 834744164.

It is an interprime number because it is at equal distance from previous prime (461447429) and next prime (461447447).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 461447395 and 461447404.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 100481 + ... + 104972.

It is an arithmetic number, because the mean of its divisors is an integer number (86598861).

Almost surely, 2^461447438 is an apocalyptic number.

461447438 is a deficient number, since it is larger than the sum of its proper divisors (231343450).

461447438 is a wasteful number, since it uses less digits than its factorization.

461447438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206578.

The product of its digits is 258048, while the sum is 41.

The square root of 461447438 is about 21481.3276591555. The cubic root of 461447438 is about 772.7530829076.

The spelling of 461447438 in words is "four hundred sixty-one million, four hundred forty-seven thousand, four hundred thirty-eight".