489194539 has 8 divisors (see below), whose sum is σ = 531553280. Its totient is φ = 448497000.

The previous prime is 489194527. The next prime is 489194551. The reversal of 489194539 is 935491984.

It is an interprime number because it is at equal distance from previous prime (489194527) and next prime (489194551).

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 489194539 - 2²³ = 480805931 is a prime.

It is a super-2 number, since 2×489194539² = 478622593974845042, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (489194509) 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, 414687 + ... + 415864.

It is an arithmetic number, because the mean of its divisors is an integer number (66444160).

Almost surely, 2^489194539 is an apocalyptic number.

489194539 is a deficient number, since it is larger than the sum of its proper divisors (42358741).

489194539 is a wasteful number, since it uses less digits than its factorization.

489194539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830601.

The product of its digits is 1399680, while the sum is 52.

The square root of 489194539 is about 22117.7426289393. The cubic root of 489194539 is about 787.9413038082.

It can be divided in two parts, 4891945 and 39, that added together give a palindrome (4891984).

The spelling of 489194539 in words is "four hundred eighty-nine million, one hundred ninety-four thousand, five hundred thirty-nine".