53558469 has 8 divisors (see below), whose sum is σ = 79345920. Its totient is φ = 35705628.

The previous prime is 53558441. The next prime is 53558471. The reversal of 53558469 is 96485535.

53558469 is a `hidden beast` number, since 5 + 3 + 5 + 584 + 69 = 666.

53558469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53558469 - 2⁵ = 53558437 is a prime.

It is a super-2 number, since 2×53558469² = 5737019203247922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53558429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991797 + ... + 991850.

It is an arithmetic number, because the mean of its divisors is an integer number (9918240).

Almost surely, 2^53558469 is an apocalyptic number.

It is an amenable number.

53558469 is a deficient number, since it is larger than the sum of its proper divisors (25787451).

53558469 is a wasteful number, since it uses less digits than its factorization.

53558469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983656 (or 1983650 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 53558469 is about 7318.3651862967. The cubic root of 53558469 is about 376.9433199575.

It can be divided in two parts, 5355 and 8469, that added together give a cube (13824 = 24³).

The spelling of 53558469 in words is "fifty-three million, five hundred fifty-eight thousand, four hundred sixty-nine".