493974463 has 4 divisors (see below), whose sum is σ = 494021728. Its totient is φ = 493927200.

The previous prime is 493974419. The next prime is 493974493. The reversal of 493974463 is 364479394.

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 is a cyclic number.

It is not a de Polignac number, because 493974463 - 2¹⁷ = 493843391 is a prime.

It is a super-2 number, since 2×493974463² = 488021540192276738, 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 (493974413) 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, 231 + ... + 31432.

It is an arithmetic number, because the mean of its divisors is an integer number (123505432).

Almost surely, 2^493974463 is an apocalyptic number.

493974463 is a deficient number, since it is larger than the sum of its proper divisors (47265).

493974463 is a wasteful number, since it uses less digits than its factorization.

493974463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47264.

The product of its digits is 1959552, while the sum is 49.

The square root of 493974463 is about 22225.5362814939. The cubic root of 493974463 is about 790.4993174129.

The spelling of 493974463 in words is "four hundred ninety-three million, nine hundred seventy-four thousand, four hundred sixty-three".