463218634 has 4 divisors (see below), whose sum is σ = 694827954. Its totient is φ = 231609316.

The previous prime is 463218589. The next prime is 463218641. The reversal of 463218634 is 436812364.

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

It can be written as a sum of positive squares in only one way, i.e., 458088409 + 5130225 = 21403^2 + 2265^2 .

It is a junction number, because it is equal to n+sod(n) for n = 463218593 and 463218602.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115804657 + ... + 115804660.

Almost surely, 2^463218634 is an apocalyptic number.

463218634 is a deficient number, since it is larger than the sum of its proper divisors (231609320).

463218634 is a wasteful number, since it uses less digits than its factorization.

463218634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231609319.

The product of its digits is 82944, while the sum is 37.

The square root of 463218634 is about 21522.5145835704. The cubic root of 463218634 is about 773.7405191086.

The spelling of 463218634 in words is "four hundred sixty-three million, two hundred eighteen thousand, six hundred thirty-four".