55426235 has 4 divisors (see below), whose sum is σ = 66511488. Its totient is φ = 44340984.

The previous prime is 55426223. The next prime is 55426237. The reversal of 55426235 is 53262455.

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 55426235 - 2¹⁰ = 55425211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55426237) 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 in 3 ways as a sum of consecutive naturals, for example, 5542619 + ... + 5542628.

It is an arithmetic number, because the mean of its divisors is an integer number (16627872).

Almost surely, 2^55426235 is an apocalyptic number.

55426235 is a deficient number, since it is larger than the sum of its proper divisors (11085253).

55426235 is a wasteful number, since it uses less digits than its factorization.

55426235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11085252.

The product of its digits is 36000, while the sum is 32.

The square root of 55426235 is about 7444.8797841201. The cubic root of 55426235 is about 381.2751139955.

The spelling of 55426235 in words is "fifty-five million, four hundred twenty-six thousand, two hundred thirty-five".