53933823 has 16 divisors (see below), whose sum is σ = 82658400. Its totient is φ = 34715520.

The previous prime is 53933797. The next prime is 53933833. The reversal of 53933823 is 32833935.

It is not a de Polignac number, because 53933823 - 2⁵ = 53933791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53933833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33658 + ... + 35223.

It is an arithmetic number, because the mean of its divisors is an integer number (5166150).

Almost surely, 2^53933823 is an apocalyptic number.

53933823 is a deficient number, since it is larger than the sum of its proper divisors (28724577).

53933823 is a wasteful number, since it uses less digits than its factorization.

53933823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68919 (or 68913 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 53933823 is about 7343.9650734464. The cubic root of 53933823 is about 377.8218485271.

It can be divided in two parts, 53933 and 823, that added together give a square (54756 = 234²).

The spelling of 53933823 in words is "fifty-three million, nine hundred thirty-three thousand, eight hundred twenty-three".