55584423 has 12 divisors (see below), whose sum is σ = 82156360. Its totient is φ = 36194256.

The previous prime is 55584413. The next prime is 55584433. The reversal of 55584423 is 32448555.

55584423 is a `hidden beast` number, since 55 + 584 + 4 + 23 = 666.

It is an interprime number because it is at equal distance from previous prime (55584413) and next prime (55584433).

It is not a de Polignac number, because 55584423 - 2⁵ = 55584391 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 (55584413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71428 + ... + 72201.

Almost surely, 2^55584423 is an apocalyptic number.

55584423 is a deficient number, since it is larger than the sum of its proper divisors (26571937).

55584423 is a wasteful number, since it uses less digits than its factorization.

55584423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143678 (or 143675 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 55584423 is about 7455.4961605516. The cubic root of 55584423 is about 381.6374926903.

The spelling of 55584423 in words is "fifty-five million, five hundred eighty-four thousand, four hundred twenty-three".