463634653 has 4 divisors (see below), whose sum is σ = 463680028. Its totient is φ = 463589280.

The previous prime is 463634651. The next prime is 463634663. The reversal of 463634653 is 356436364.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 283484569 + 180150084 = 16837^2 + 13422^2 .

It is a cyclic number.

It is not a de Polignac number, because 463634653 - 2¹ = 463634651 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 (463634651) 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, 625 + ... + 30457.

It is an arithmetic number, because the mean of its divisors is an integer number (115920007).

Almost surely, 2^463634653 is an apocalyptic number.

It is an amenable number.

463634653 is a deficient number, since it is larger than the sum of its proper divisors (45375).

463634653 is a wasteful number, since it uses less digits than its factorization.

463634653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45374.

The product of its digits is 466560, while the sum is 40.

The square root of 463634653 is about 21532.1771542034. The cubic root of 463634653 is about 773.9720832250.

The spelling of 463634653 in words is "four hundred sixty-three million, six hundred thirty-four thousand, six hundred fifty-three".