53821160 has 32 divisors (see below), whose sum is σ = 121318560. Its totient is φ = 21489216.

The previous prime is 53821139. The next prime is 53821169. The reversal of 53821160 is 6112835.

It is not an unprimeable number, because it can be changed into a prime (53821169) 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, 32267 + ... + 33893.

It is an arithmetic number, because the mean of its divisors is an integer number (3791205).

Almost surely, 2^53821160 is an apocalyptic number.

It is an amenable number.

53821160 is an abundant number, since it is smaller than the sum of its proper divisors (67497400).

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

53821160 is a wasteful number, since it uses less digits than its factorization.

53821160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465 (or 2461 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 53821160 is about 7336.2906158358. The cubic root of 53821160 is about 377.5585862904.

Adding to 53821160 its reverse (6112835), we get a palindrome (59933995).

The spelling of 53821160 in words is "fifty-three million, eight hundred twenty-one thousand, one hundred sixty".