53616552 has 96 divisors (see below), whose sum is σ = 151620000. Its totient is φ = 15776640.

The previous prime is 53616539. The next prime is 53616583. The reversal of 53616552 is 25561635.

53616552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

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 23 ways as a sum of consecutive naturals, for example, 107199 + ... + 107697.

It is an arithmetic number, because the mean of its divisors is an integer number (1579375).

Almost surely, 2^53616552 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 53616552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75810000).

53616552 is an abundant number, since it is smaller than the sum of its proper divisors (98003448).

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

53616552 is a wasteful number, since it uses less digits than its factorization.

53616552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567 (or 552 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The square root of 53616552 is about 7322.3324152895. The cubic root of 53616552 is about 377.0795330190.

It can be divided in two parts, 53 and 616552, that added together give a triangular number (616605 = T₁₁₁₀).

The spelling of 53616552 in words is "fifty-three million, six hundred sixteen thousand, five hundred fifty-two".