53110320 has 120 divisors (see below), whose sum is σ = 174046896. Its totient is φ = 13395456.

The previous prime is 53110307. The next prime is 53110333. The reversal of 53110320 is 2301135.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53110307) and next prime (53110333).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 53110320.

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 23 ways as a sum of consecutive naturals, for example, 86334 + ... + 86946.

Almost surely, 2^53110320 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 53110320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87023448).

53110320 is an abundant number, since it is smaller than the sum of its proper divisors (120936576).

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

53110320 is a wasteful number, since it uses less digits than its factorization.

53110320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 53110320 is about 7287.6827592864. The cubic root of 53110320 is about 375.8890196077.

Adding to 53110320 its reverse (2301135), we get a palindrome (55411455).

The spelling of 53110320 in words is "fifty-three million, one hundred ten thousand, three hundred twenty".