53326320 has 40 divisors (see below), whose sum is σ = 165312336. Its totient is φ = 14220288.

The previous prime is 53326319. The next prime is 53326327. The reversal of 53326320 is 2362335.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53326327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110857 + ... + 111336.

Almost surely, 2^53326320 is an apocalyptic number.

It is an amenable number.

53326320 is an abundant number, since it is smaller than the sum of its proper divisors (111986016).

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

53326320 is a wasteful number, since it uses less digits than its factorization.

53326320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222209 (or 222203 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 53326320 is about 7302.4872475068. The cubic root of 53326320 is about 376.3979113308.

Adding to 53326320 its reverse (2362335), we get a palindrome (55688655).

The spelling of 53326320 in words is "fifty-three million, three hundred twenty-six thousand, three hundred twenty".