463318021 has 8 divisors (see below), whose sum is σ = 487918080. Its totient is φ = 438739488.

The previous prime is 463317989. The next prime is 463318043. The reversal of 463318021 is 120813364.

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

It is not a de Polignac number, because 463318021 - 2⁵ = 463317989 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 (463318321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58140 + ... + 65626.

It is an arithmetic number, because the mean of its divisors is an integer number (60989760).

Almost surely, 2^463318021 is an apocalyptic number.

It is an amenable number.

463318021 is a deficient number, since it is larger than the sum of its proper divisors (24600059).

463318021 is a wasteful number, since it uses less digits than its factorization.

463318021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10763.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 463318021 is about 21524.8233674518. The cubic root of 463318021 is about 773.7958524106.

The spelling of 463318021 in words is "four hundred sixty-three million, three hundred eighteen thousand, twenty-one".