461446399 has 4 divisors (see below), whose sum is σ = 466631280. Its totient is φ = 456261520.

The previous prime is 461446397. The next prime is 461446409. The reversal of 461446399 is 993644164.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 461446399 - 2¹ = 461446397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461446397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2592307 + ... + 2592484.

It is an arithmetic number, because the mean of its divisors is an integer number (116657820).

Almost surely, 2^461446399 is an apocalyptic number.

461446399 is a deficient number, since it is larger than the sum of its proper divisors (5184881).

461446399 is an equidigital number, since it uses as much as digits as its factorization.

461446399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184880.

The product of its digits is 559872, while the sum is 46.

The square root of 461446399 is about 21481.3034753480. The cubic root of 461446399 is about 772.7525029275.

The spelling of 461446399 in words is "four hundred sixty-one million, four hundred forty-six thousand, three hundred ninety-nine".