53236344 has 128 divisors (see below), whose sum is σ = 161280000. Its totient is φ = 14620032.

The previous prime is 53236277. The next prime is 53236357. The reversal of 53236344 is 44363235.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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, 238617 + ... + 238839.

It is an arithmetic number, because the mean of its divisors is an integer number (1260000).

Almost surely, 2^53236344 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 53236344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80640000).

53236344 is an abundant number, since it is smaller than the sum of its proper divisors (108043656).

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

53236344 is a wasteful number, since it uses less digits than its factorization.

53236344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 264 counting only the distinct ones).

The product of its digits is 25920, while the sum is 30.

The square root of 53236344 is about 7296.3240059636. The cubic root of 53236344 is about 376.1860969532.

Adding to 53236344 its reverse (44363235), we get a palindrome (97599579).

The spelling of 53236344 in words is "fifty-three million, two hundred thirty-six thousand, three hundred forty-four".