53613244 has 24 divisors (see below), whose sum is σ = 96223680. Its totient is φ = 26129664.

The previous prime is 53613233. The next prime is 53613247. The reversal of 53613244 is 44231635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53613247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24957 + ... + 27019.

It is an arithmetic number, because the mean of its divisors is an integer number (4009320).

Almost surely, 2^53613244 is an apocalyptic number.

It is an amenable number.

53613244 is a deficient number, since it is larger than the sum of its proper divisors (42610436).

53613244 is a wasteful number, since it uses less digits than its factorization.

53613244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229 (or 2227 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 53613244 is about 7322.1065274960. The cubic root of 53613244 is about 377.0717779216.

Adding to 53613244 its reverse (44231635), we get a palindrome (97844879).

The spelling of 53613244 in words is "fifty-three million, six hundred thirteen thousand, two hundred forty-four".