55542295 has 4 divisors (see below), whose sum is σ = 66650760. Its totient is φ = 44433832.

The previous prime is 55542271. The next prime is 55542299. The reversal of 55542295 is 59224555.

55542295 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 55542295 - 2²¹ = 53445143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55542299) 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 3 ways as a sum of consecutive naturals, for example, 5554225 + ... + 5554234.

It is an arithmetic number, because the mean of its divisors is an integer number (16662690).

Almost surely, 2^55542295 is an apocalyptic number.

55542295 is a deficient number, since it is larger than the sum of its proper divisors (11108465).

55542295 is a wasteful number, since it uses less digits than its factorization.

55542295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11108464.

The product of its digits is 90000, while the sum is 37.

The square root of 55542295 is about 7452.6703268023. The cubic root of 55542295 is about 381.5410526750.

The spelling of 55542295 in words is "fifty-five million, five hundred forty-two thousand, two hundred ninety-five".