55532206 has 8 divisors (see below), whose sum is σ = 83465424. Its totient is φ = 27710400.

The previous prime is 55532203. The next prime is 55532219. The reversal of 55532206 is 60223555.

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 (55532203) 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, 26595 + ... + 28606.

It is an arithmetic number, because the mean of its divisors is an integer number (10433178).

Almost surely, 2^55532206 is an apocalyptic number.

55532206 is a deficient number, since it is larger than the sum of its proper divisors (27933218).

55532206 is a wasteful number, since it uses less digits than its factorization.

55532206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55706.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 55532206 is about 7451.9934245811. The cubic root of 55532206 is about 381.5179495559.

It can be divided in two parts, 555 and 32206, that added together give a square (32761 = 181²).

The spelling of 55532206 in words is "fifty-five million, five hundred thirty-two thousand, two hundred six".