55524542 has 4 divisors (see below), whose sum is σ = 83286816. Its totient is φ = 27762270.

The previous prime is 55524541. The next prime is 55524563. The reversal of 55524542 is 24542555.

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

It is a junction number, because it is equal to n+sod(n) for n = 55524499 and 55524508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55524541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13881134 + ... + 13881137.

It is an arithmetic number, because the mean of its divisors is an integer number (20821704).

Almost surely, 2^55524542 is an apocalyptic number.

55524542 is a deficient number, since it is larger than the sum of its proper divisors (27762274).

55524542 is a wasteful number, since it uses less digits than its factorization.

55524542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27762273.

The product of its digits is 40000, while the sum is 32.

The square root of 55524542 is about 7451.4791820148. The cubic root of 55524542 is about 381.5003976504.

The spelling of 55524542 in words is "fifty-five million, five hundred twenty-four thousand, five hundred forty-two".