463446146 has 8 divisors (see below), whose sum is σ = 736061580. Its totient is φ = 218092288.

The previous prime is 463446143. The next prime is 463446223. The reversal of 463446146 is 641644364.

It can be written as a sum of positive squares in 2 ways, for example, as 447534025 + 15912121 = 21155^2 + 3989^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (463446143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6815351 + ... + 6815418.

Almost surely, 2^463446146 is an apocalyptic number.

463446146 is a deficient number, since it is larger than the sum of its proper divisors (272615434).

463446146 is a wasteful number, since it uses less digits than its factorization.

463446146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13630788.

The product of its digits is 165888, while the sum is 38.

The square root of 463446146 is about 21527.7993766200. The cubic root of 463446146 is about 773.8671738009.

The spelling of 463446146 in words is "four hundred sixty-three million, four hundred forty-six thousand, one hundred forty-six".