53345334 has 64 divisors (see below), whose sum is σ = 125485056. Its totient is φ = 14805504.

The previous prime is 53345317. The next prime is 53345359. The reversal of 53345334 is 43354335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 389314 + ... + 389450.

It is an arithmetic number, because the mean of its divisors is an integer number (1960704).

Almost surely, 2^53345334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53345334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62742528).

53345334 is an abundant number, since it is smaller than the sum of its proper divisors (72139722).

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

53345334 is a wasteful number, since it uses less digits than its factorization.

53345334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349.

The product of its digits is 32400, while the sum is 30.

The square root of 53345334 is about 7303.7890166680. The cubic root of 53345334 is about 376.4426420844.

Adding to 53345334 its reverse (43354335), we get a palindrome (96699669).

Subtracting from 53345334 its reverse (43354335), we obtain a palindrome (9990999).

The spelling of 53345334 in words is "fifty-three million, three hundred forty-five thousand, three hundred thirty-four".