55427334 has 8 divisors (see below), whose sum is σ = 110854680. Its totient is φ = 18475776.

The previous prime is 55427311. The next prime is 55427341. The reversal of 55427334 is 43372455.

It is a sphenic number, since it is the product of 3 distinct primes.

55427334 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 55427295 and 55427304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4618939 + ... + 4618950.

It is an arithmetic number, because the mean of its divisors is an integer number (13856835).

Almost surely, 2^55427334 is an apocalyptic number.

55427334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55427334 is a wasteful number, since it uses less digits than its factorization.

55427334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9237894.

The product of its digits is 50400, while the sum is 33.

The square root of 55427334 is about 7444.9535928708. The cubic root of 55427334 is about 381.2776339730.

Adding to 55427334 its reverse (43372455), we get a palindrome (98799789).

The spelling of 55427334 in words is "fifty-five million, four hundred twenty-seven thousand, three hundred thirty-four".