55203202 has 8 divisors (see below), whose sum is σ = 83238912. Its totient is φ = 27456900.

The previous prime is 55203193. The next prime is 55203221. The reversal of 55203202 is 20230255.

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

It is a super-2 number, since 2×55203202² = 6094787022105608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55203202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71874 + ... + 72637.

It is an arithmetic number, because the mean of its divisors is an integer number (10404864).

Almost surely, 2^55203202 is an apocalyptic number.

55203202 is a deficient number, since it is larger than the sum of its proper divisors (28035710).

55203202 is a wasteful number, since it uses less digits than its factorization.

55203202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144704.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 55203202 is about 7429.8857326341. The cubic root of 55203202 is about 380.7630144460.

Adding to 55203202 its reverse (20230255), we get a palindrome (75433457).

The spelling of 55203202 in words is "fifty-five million, two hundred three thousand, two hundred two".