493521336 has 336 divisors, whose sum is σ = 1771840440. Its totient is φ = 127370880.

The previous prime is 493521323. The next prime is 493521349. The reversal of 493521336 is 633125394.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (493521323) and next prime (493521349).

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (58320) is a multiple of the sum of its prime divisors (180).

It is a self number, because there is not a number n which added to its sum of digits gives 493521336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 3143370 + ... + 3143526.

Almost surely, 2^493521336 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 493521336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (885920220).

493521336 is an abundant number, since it is smaller than the sum of its proper divisors (1278319104).

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

493521336 is a wasteful number, since it uses less digits than its factorization.

493521336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 180 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 493521336 is about 22215.3401054317. The cubic root of 493521336 is about 790.2575328724.

The spelling of 493521336 in words is "four hundred ninety-three million, five hundred twenty-one thousand, three hundred thirty-six".