463642319 has 4 divisors (see below), whose sum is σ = 529876944. Its totient is φ = 397407696.

The previous prime is 463642271. The next prime is 463642363. The reversal of 463642319 is 913246364.

It is a happy number.

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

It is not a de Polignac number, because 463642319 - 2²⁴ = 446865103 is a prime.

It is a super-2 number, since 2×463642319² = 429928399935395522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463642369) 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, 33117302 + ... + 33117315.

It is an arithmetic number, because the mean of its divisors is an integer number (132469236).

Almost surely, 2^463642319 is an apocalyptic number.

463642319 is a deficient number, since it is larger than the sum of its proper divisors (66234625).

463642319 is an equidigital number, since it uses as much as digits as its factorization.

463642319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66234624.

The product of its digits is 93312, while the sum is 38.

The square root of 463642319 is about 21532.3551661215. The cubic root of 463642319 is about 773.9763489669.

The spelling of 463642319 in words is "four hundred sixty-three million, six hundred forty-two thousand, three hundred nineteen".