53658423 has 32 divisors (see below), whose sum is σ = 97843200. Its totient is φ = 28302048.

The previous prime is 53658403. The next prime is 53658457. The reversal of 53658423 is 32485635.

It is a happy number.

53658423 is a `hidden beast` number, since 53 + 6 + 584 + 23 = 666.

It is not a de Polignac number, because 53658423 - 2⁵ = 53658391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53658403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8463 + ... + 13376.

It is an arithmetic number, because the mean of its divisors is an integer number (3057600).

Almost surely, 2^53658423 is an apocalyptic number.

53658423 is a deficient number, since it is larger than the sum of its proper divisors (44184777).

53658423 is a wasteful number, since it uses less digits than its factorization.

53658423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21868 (or 21862 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 53658423 is about 7325.1909872713. The cubic root of 53658423 is about 377.1776655815.

The spelling of 53658423 in words is "fifty-three million, six hundred fifty-eight thousand, four hundred twenty-three".