55028134 has 8 divisors (see below), whose sum is σ = 94333968. Its totient is φ = 23583480.

The previous prime is 55028107. The next prime is 55028137. The reversal of 55028134 is 43182055.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55028137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1965277 + ... + 1965304.

It is an arithmetic number, because the mean of its divisors is an integer number (11791746).

Almost surely, 2^55028134 is an apocalyptic number.

55028134 is a deficient number, since it is larger than the sum of its proper divisors (39305834).

55028134 is a wasteful number, since it uses less digits than its factorization.

55028134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3930590.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 55028134 is about 7418.0950384853. The cubic root of 55028134 is about 380.3600788195.

The spelling of 55028134 in words is "fifty-five million, twenty-eight thousand, one hundred thirty-four".