53522616 has 128 divisors (see below), whose sum is σ = 162201600. Its totient is φ = 14394240.

The previous prime is 53522591. The next prime is 53522621. The reversal of 53522616 is 61622535.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223825 + ... + 224063.

It is an arithmetic number, because the mean of its divisors is an integer number (1267200).

Almost surely, 2^53522616 is an apocalyptic number.

53522616 is a gapful number since it is divisible by the number (56) 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 53522616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81100800).

53522616 is an abundant number, since it is smaller than the sum of its proper divisors (108678984).

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

53522616 is a wasteful number, since it uses less digits than its factorization.

53522616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 325 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 53522616 is about 7315.9152537465. The cubic root of 53522616 is about 376.8591903084.

The spelling of 53522616 in words is "fifty-three million, five hundred twenty-two thousand, six hundred sixteen".