55245202 has 4 divisors (see below), whose sum is σ = 82867806. Its totient is φ = 27622600.

The previous prime is 55245191. The next prime is 55245227. The reversal of 55245202 is 20254255.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38180041 + 17065161 = 6179^2 + 4131^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13811299 + ... + 13811302.

Almost surely, 2^55245202 is an apocalyptic number.

55245202 is a deficient number, since it is larger than the sum of its proper divisors (27622604).

55245202 is a wasteful number, since it uses less digits than its factorization.

55245202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27622603.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 55245202 is about 7432.7116182454. The cubic root of 55245202 is about 380.8595546950.

Adding to 55245202 its reverse (20254255), we get a palindrome (75499457).

It can be divided in two parts, 552 and 45202, that added together give a palindrome (45754).

The spelling of 55245202 in words is "fifty-five million, two hundred forty-five thousand, two hundred two".