55428094 has 4 divisors (see below), whose sum is σ = 83142144. Its totient is φ = 27714046.

The previous prime is 55428083. The next prime is 55428101. The reversal of 55428094 is 49082455.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13857022 + ... + 13857025.

It is an arithmetic number, because the mean of its divisors is an integer number (20785536).

Almost surely, 2^55428094 is an apocalyptic number.

55428094 is a deficient number, since it is larger than the sum of its proper divisors (27714050).

55428094 is a wasteful number, since it uses less digits than its factorization.

55428094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27714049.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 55428094 is about 7445.0046339811. The cubic root of 55428094 is about 381.2793766130.

The spelling of 55428094 in words is "fifty-five million, four hundred twenty-eight thousand, ninety-four".