53800823 has 4 divisors (see below), whose sum is σ = 53974128. Its totient is φ = 53627520.

The previous prime is 53800819. The next prime is 53800867. The reversal of 53800823 is 32800835.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53800823 - 2² = 53800819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53802823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86186 + ... + 86807.

It is an arithmetic number, because the mean of its divisors is an integer number (13493532).

Almost surely, 2^53800823 is an apocalyptic number.

53800823 is a deficient number, since it is larger than the sum of its proper divisors (173305).

53800823 is a wasteful number, since it uses less digits than its factorization.

53800823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173304.

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

The square root of 53800823 is about 7334.9044301886. The cubic root of 53800823 is about 377.5110252178.

The spelling of 53800823 in words is "fifty-three million, eight hundred thousand, eight hundred twenty-three".