489454349 has 4 divisors (see below), whose sum is σ = 489688320. Its totient is φ = 489220380.

The previous prime is 489454331. The next prime is 489454367. The reversal of 489454349 is 943454984.

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 an interprime number because it is at equal distance from previous prime (489454331) and next prime (489454367).

It is a cyclic number.

It is not a de Polignac number, because 489454349 - 2¹⁶ = 489388813 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 489454297 and 489454306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489454549) 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, 113819 + ... + 118040.

It is an arithmetic number, because the mean of its divisors is an integer number (122422080).

Almost surely, 2^489454349 is an apocalyptic number.

It is an amenable number.

489454349 is a deficient number, since it is larger than the sum of its proper divisors (233971).

489454349 is a wasteful number, since it uses less digits than its factorization.

489454349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233970.

The product of its digits is 2488320, while the sum is 50.

The square root of 489454349 is about 22123.6151883005. The cubic root of 489454349 is about 788.0807703417.

The spelling of 489454349 in words is "four hundred eighty-nine million, four hundred fifty-four thousand, three hundred forty-nine".