491654325 has 48 divisors (see below), whose sum is σ = 851481216. Its totient is φ = 249849600.

The previous prime is 491654323. The next prime is 491654351. The reversal of 491654325 is 523456194.

491654325 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 491654325 - 2¹ = 491654323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491654323) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 725887 + ... + 726563.

It is an arithmetic number, because the mean of its divisors is an integer number (17739192).

Almost surely, 2^491654325 is an apocalyptic number.

It is an amenable number.

491654325 is a deficient number, since it is larger than the sum of its proper divisors (359826891).

491654325 is a wasteful number, since it uses less digits than its factorization.

491654325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 1129 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 491654325 is about 22173.2795273951. The cubic root of 491654325 is about 789.2597482832.

The spelling of 491654325 in words is "four hundred ninety-one million, six hundred fifty-four thousand, three hundred twenty-five".