55214164 has 24 divisors (see below), whose sum is σ = 103844160. Its totient is φ = 25593216.

The previous prime is 55214153. The next prime is 55214177. The reversal of 55214164 is 46141255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504 + ... + 10615.

It is an arithmetic number, because the mean of its divisors is an integer number (4326840).

Almost surely, 2^55214164 is an apocalyptic number.

It is an amenable number.

55214164 is a deficient number, since it is larger than the sum of its proper divisors (48629996).

55214164 is a wasteful number, since it uses less digits than its factorization.

55214164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12207 (or 12205 counting only the distinct ones).

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

The square root of 55214164 is about 7430.6233924214. The cubic root of 55214164 is about 380.7882161720.

The spelling of 55214164 in words is "fifty-five million, two hundred fourteen thousand, one hundred sixty-four".