53270528 has 72 divisors (see below), whose sum is σ = 115233300. Its totient is φ = 24551424.

The previous prime is 53270513. The next prime is 53270551. The reversal of 53270528 is 82507235.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 53270494 and 53270503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1439726 + ... + 1439762.

Almost surely, 2^53270528 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 53270528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57616650).

53270528 is an abundant number, since it is smaller than the sum of its proper divisors (61962772).

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

53270528 is an equidigital number, since it uses as much as digits as its factorization.

53270528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 58 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 53270528 is about 7298.6661795153. Note that the first 3 decimals coincide. The cubic root of 53270528 is about 376.2665983119.

The spelling of 53270528 in words is "fifty-three million, two hundred seventy thousand, five hundred twenty-eight".