53605552 has 80 divisors (see below), whose sum is σ = 139491072. Its totient is φ = 19272960.

The previous prime is 53605547. The next prime is 53605567. The reversal of 53605552 is 25550635.

53605552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 14343 + ... + 17689.

Almost surely, 2^53605552 is an apocalyptic number.

53605552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53605552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69745536).

53605552 is an abundant number, since it is smaller than the sum of its proper divisors (85885520).

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

53605552 is a wasteful number, since it uses less digits than its factorization.

53605552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386 (or 3380 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 53605552 is about 7321.5812499760. The cubic root of 53605552 is about 377.0537439768.

The spelling of 53605552 in words is "fifty-three million, six hundred five thousand, five hundred fifty-two".