55633214 has 32 divisors (see below), whose sum is σ = 108755136. Its totient is φ = 20712960.

The previous prime is 55633213. The next prime is 55633217. The reversal of 55633214 is 41233655.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55633213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5897 + ... + 12084.

It is an arithmetic number, because the mean of its divisors is an integer number (3398598).

Almost surely, 2^55633214 is an apocalyptic number.

55633214 is a deficient number, since it is larger than the sum of its proper divisors (53121922).

55633214 is a wasteful number, since it uses less digits than its factorization.

55633214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18020.

The product of its digits is 10800, while the sum is 29.

The square root of 55633214 is about 7458.7675925718. The cubic root of 55633214 is about 381.7491248606.

Adding to 55633214 its reverse (41233655), we get a palindrome (96866869).

The spelling of 55633214 in words is "fifty-five million, six hundred thirty-three thousand, two hundred fourteen".