53034320 has 160 divisors (see below), whose sum is σ = 142490880. Its totient is φ = 18247680.

The previous prime is 53034307. The next prime is 53034323. The reversal of 53034320 is 2343035.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 53034292 and 53034301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53034323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1293500 + ... + 1293540.

It is an arithmetic number, because the mean of its divisors is an integer number (890568).

Almost surely, 2^53034320 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 53034320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71245440).

53034320 is an abundant number, since it is smaller than the sum of its proper divisors (89456560).

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

53034320 is a wasteful number, since it uses less digits than its factorization.

53034320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 53034320 is about 7282.4666150968. The cubic root of 53034320 is about 375.7096370012.

Adding to 53034320 its reverse (2343035), we get a palindrome (55377355).

The spelling of 53034320 in words is "fifty-three million, thirty-four thousand, three hundred twenty".