53602320 has 80 divisors (see below), whose sum is σ = 167257152. Its totient is φ = 14200320.

The previous prime is 53602319. The next prime is 53602327. The reversal of 53602320 is 2320635.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (53602327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40875 + ... + 42165.

Almost surely, 2^53602320 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 53602320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83628576).

53602320 is an abundant number, since it is smaller than the sum of its proper divisors (113654832).

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

53602320 is a wasteful number, since it uses less digits than its factorization.

53602320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480 (or 1474 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 53602320 is about 7321.3605293005. The cubic root of 53602320 is about 377.0461660168.

Adding to 53602320 its reverse (2320635), we get a palindrome (55922955).

The spelling of 53602320 in words is "fifty-three million, six hundred two thousand, three hundred twenty".