53413320 has 64 divisors (see below), whose sum is σ = 169672320. Its totient is φ = 13405184.

The previous prime is 53413319. The next prime is 53413333. The reversal of 53413320 is 2331435.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11052 + ... + 15131.

It is an arithmetic number, because the mean of its divisors is an integer number (2651130).

Almost surely, 2^53413320 is an apocalyptic number.

It is an amenable number.

53413320 is an abundant number, since it is smaller than the sum of its proper divisors (116259000).

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

53413320 is a wasteful number, since it uses less digits than its factorization.

53413320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26214 (or 26210 counting only the distinct ones).

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

The square root of 53413320 is about 7308.4416943696. The cubic root of 53413320 is about 376.6024933964.

Adding to 53413320 its reverse (2331435), we get a palindrome (55744755).

The spelling of 53413320 in words is "fifty-three million, four hundred thirteen thousand, three hundred twenty".