53311844 has 12 divisors (see below), whose sum is σ = 93565500. Its totient is φ = 26578848.

The previous prime is 53311829. The next prime is 53311871. The reversal of 53311844 is 44811335.

It can be written as a sum of positive squares in 2 ways, for example, as 20593444 + 32718400 = 4538^2 + 5720^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17699 + ... + 20490.

It is an arithmetic number, because the mean of its divisors is an integer number (7797125).

Almost surely, 2^53311844 is an apocalyptic number.

It is an amenable number.

53311844 is a deficient number, since it is larger than the sum of its proper divisors (40253656).

53311844 is a wasteful number, since it uses less digits than its factorization.

53311844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38542 (or 38540 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 53311844 is about 7301.4960110925. The cubic root of 53311844 is about 376.3638491686.

The spelling of 53311844 in words is "fifty-three million, three hundred eleven thousand, eight hundred forty-four".