463147493 has 4 divisors (see below), whose sum is σ = 464482560. Its totient is φ = 461812428.

The previous prime is 463147379. The next prime is 463147547. The reversal of 463147493 is 394741364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 463147493 - 2¹² = 463143397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 463147493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463147693) 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, 667013 + ... + 667706.

It is an arithmetic number, because the mean of its divisors is an integer number (116120640).

Almost surely, 2^463147493 is an apocalyptic number.

It is an amenable number.

463147493 is a deficient number, since it is larger than the sum of its proper divisors (1335067).

463147493 is a wasteful number, since it uses less digits than its factorization.

463147493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335066.

The product of its digits is 217728, while the sum is 41.

The square root of 463147493 is about 21520.8618089518. The cubic root of 463147493 is about 773.7009067899.

The spelling of 463147493 in words is "four hundred sixty-three million, one hundred forty-seven thousand, four hundred ninety-three".