53664244 has 36 divisors (see below), whose sum is σ = 100733472. Its totient is φ = 24967360.

The previous prime is 53664211. The next prime is 53664251. The reversal of 53664244 is 44246635.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154479 + ... + 154825.

It is an arithmetic number, because the mean of its divisors is an integer number (2798152).

Almost surely, 2^53664244 is an apocalyptic number.

It is an amenable number.

53664244 is a deficient number, since it is larger than the sum of its proper divisors (47069228).

53664244 is a wasteful number, since it uses less digits than its factorization.

53664244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 413 counting only the distinct ones).

The product of its digits is 69120, while the sum is 34.

The square root of 53664244 is about 7325.5883040204. The cubic root of 53664244 is about 377.1913041474.

The spelling of 53664244 in words is "fifty-three million, six hundred sixty-four thousand, two hundred forty-four".