463490993 has 8 divisors (see below), whose sum is σ = 538388160. Its totient is φ = 390764880.

The previous prime is 463490987. The next prime is 463491001. The reversal of 463490993 is 399094364.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 463490993 - 2¹² = 463486897 is a prime.

It is a super-3 number, since 3×463490993³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (463490903) 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, 542303 + ... + 543156.

It is an arithmetic number, because the mean of its divisors is an integer number (67298520).

Almost surely, 2^463490993 is an apocalyptic number.

It is an amenable number.

463490993 is a deficient number, since it is larger than the sum of its proper divisors (74897167).

463490993 is a wasteful number, since it uses less digits than its factorization.

463490993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085527.

The product of its (nonzero) digits is 629856, while the sum is 47.

The square root of 463490993 is about 21528.8409581194. The cubic root of 463490993 is about 773.8921349907.

The spelling of 463490993 in words is "four hundred sixty-three million, four hundred ninety thousand, nine hundred ninety-three".