55957542 has 64 divisors (see below), whose sum is σ = 121872384. Its totient is φ = 17089920.

The previous prime is 55957541. The next prime is 55957607. The reversal of 55957542 is 24575955.

55957542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55957494 and 55957503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55957541) 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 31 ways as a sum of consecutive naturals, for example, 323368 + ... + 323540.

It is an arithmetic number, because the mean of its divisors is an integer number (1904256).

Almost surely, 2^55957542 is an apocalyptic number.

55957542 is an abundant number, since it is smaller than the sum of its proper divisors (65914842).

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

55957542 is a wasteful number, since it uses less digits than its factorization.

55957542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293.

The product of its digits is 315000, while the sum is 42.

The square root of 55957542 is about 7480.4773911830. The cubic root of 55957542 is about 382.4895225461.

The spelling of 55957542 in words is "fifty-five million, nine hundred fifty-seven thousand, five hundred forty-two".