53819523 has 6 divisors (see below), whose sum is σ = 77739324. Its totient is φ = 35879676.

The previous prime is 53819473. The next prime is 53819537. The reversal of 53819523 is 32591835.

53819523 is a `hidden beast` number, since 53 + 81 + 9 + 523 = 666.

It is not a de Polignac number, because 53819523 - 2⁶ = 53819459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53819923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2989965 + ... + 2989982.

It is an arithmetic number, because the mean of its divisors is an integer number (12956554).

Almost surely, 2^53819523 is an apocalyptic number.

53819523 is a deficient number, since it is larger than the sum of its proper divisors (23919801).

53819523 is a wasteful number, since it uses less digits than its factorization.

53819523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5979953 (or 5979950 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 53819523 is about 7336.1790463429. The cubic root of 53819523 is about 377.5547583680.

The spelling of 53819523 in words is "fifty-three million, eight hundred nineteen thousand, five hundred twenty-three".