493229491 has 4 divisors (see below), whose sum is σ = 495733392. Its totient is φ = 490725592.

The previous prime is 493229489. The next prime is 493229497. The reversal of 493229491 is 194922394.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 493229491 - 2¹ = 493229489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493229497) 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, 1251655 + ... + 1252048.

It is an arithmetic number, because the mean of its divisors is an integer number (123933348).

Almost surely, 2^493229491 is an apocalyptic number.

493229491 is a deficient number, since it is larger than the sum of its proper divisors (2503901).

493229491 is a wasteful number, since it uses less digits than its factorization.

493229491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2503900.

The product of its digits is 139968, while the sum is 43.

The square root of 493229491 is about 22208.7705873153. The cubic root of 493229491 is about 790.1017286079.

The spelling of 493229491 in words is "four hundred ninety-three million, two hundred twenty-nine thousand, four hundred ninety-one".