53873280 has 192 divisors, whose sum is σ = 190944000. Its totient is φ = 13989888.

The previous prime is 53873251. The next prime is 53873311. The reversal of 53873280 is 8237835.

It is a tau number, because it is divible by the number of its divisors (192).

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 270621 + ... + 270819.

It is an arithmetic number, because the mean of its divisors is an integer number (994500).

Almost surely, 2^53873280 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 53873280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95472000).

53873280 is an abundant number, since it is smaller than the sum of its proper divisors (137070720).

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

53873280 is a wasteful number, since it uses less digits than its factorization.

53873280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 53873280 is about 7339.8419601515. The cubic root of 53873280 is about 377.6804219205.

The spelling of 53873280 in words is "fifty-three million, eight hundred seventy-three thousand, two hundred eighty".