55433206 has 4 divisors (see below), whose sum is σ = 83149812. Its totient is φ = 27716602.

The previous prime is 55433171. The next prime is 55433221. The reversal of 55433206 is 60233455.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60233455 = 5 ⋅12046691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13858300 + ... + 13858303.

It is an arithmetic number, because the mean of its divisors is an integer number (20787453).

Almost surely, 2^55433206 is an apocalyptic number.

55433206 is a deficient number, since it is larger than the sum of its proper divisors (27716606).

55433206 is a wasteful number, since it uses less digits than its factorization.

55433206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27716605.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 55433206 is about 7445.3479435148. The cubic root of 55433206 is about 381.2910977464.

The spelling of 55433206 in words is "fifty-five million, four hundred thirty-three thousand, two hundred six".