493741389 has 8 divisors (see below), whose sum is σ = 666655360. Its totient is φ = 324994176.

The previous prime is 493741361. The next prime is 493741411. The reversal of 493741389 is 983147394.

It is a happy number.

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

It is not a de Polignac number, because 493741389 - 2¹³ = 493733197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493741189) 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, 1041412 + ... + 1041885.

It is an arithmetic number, because the mean of its divisors is an integer number (83331920).

Almost surely, 2^493741389 is an apocalyptic number.

It is an amenable number.

493741389 is a deficient number, since it is larger than the sum of its proper divisors (172913971).

493741389 is a wasteful number, since it uses less digits than its factorization.

493741389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083379.

The product of its digits is 653184, while the sum is 48.

The square root of 493741389 is about 22220.2922798059. The cubic root of 493741389 is about 790.3749696736.

The spelling of 493741389 in words is "four hundred ninety-three million, seven hundred forty-one thousand, three hundred eighty-nine".