53107712 has 88 divisors (see below), whose sum is σ = 125767680. Its totient is φ = 21934080.

The previous prime is 53107699. The next prime is 53107739. The reversal of 53107712 is 21770135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222089 + ... + 222327.

Almost surely, 2^53107712 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 53107712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62883840).

53107712 is an abundant number, since it is smaller than the sum of its proper divisors (72659968).

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

53107712 is a wasteful number, since it uses less digits than its factorization.

53107712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 53107712 is about 7287.5038250419. The cubic root of 53107712 is about 375.8828667884.

Adding to 53107712 its reverse (21770135), we get a palindrome (74877847).

The spelling of 53107712 in words is "fifty-three million, one hundred seven thousand, seven hundred twelve".