55606542 has 16 divisors (see below), whose sum is σ = 111352320. Its totient is φ = 18512312.

The previous prime is 55606531. The next prime is 55606547. The reversal of 55606542 is 24560655.

It is a happy number.

55606542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55606547) 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, 192 + ... + 10547.

It is an arithmetic number, because the mean of its divisors is an integer number (6959520).

Almost surely, 2^55606542 is an apocalyptic number.

55606542 is an abundant number, since it is smaller than the sum of its proper divisors (55745778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55606542 is a wasteful number, since it uses less digits than its factorization.

55606542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11607.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 55606542 is about 7456.9794152861. The cubic root of 55606542 is about 381.6881083111.

The spelling of 55606542 in words is "fifty-five million, six hundred six thousand, five hundred forty-two".