489296340 has 144 divisors (see below), whose sum is σ = 1607563776. Its totient is φ = 119750400.

The previous prime is 489296333. The next prime is 489296347. The reversal of 489296340 is 43692984.

489296340 is a `hidden beast` number, since 4 + 8 + 9 + 2 + 9 + 634 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (489296333) and next prime (489296347).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489296347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 493245 + ... + 494235.

Almost surely, 2^489296340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489296340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (803781888).

489296340 is an abundant number, since it is smaller than the sum of its proper divisors (1118267436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489296340 is a wasteful number, since it uses less digits than its factorization.

489296340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230 (or 1225 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 489296340 is about 22120.0438516744. The cubic root of 489296340 is about 787.9959566731.

The spelling of 489296340 in words is "four hundred eighty-nine million, two hundred ninety-six thousand, three hundred forty".