55250204 has 12 divisors (see below), whose sum is σ = 102375504. Its totient is φ = 26000064.

The previous prime is 55250197. The next prime is 55250219. The reversal of 55250204 is 40205255.

It is a self number, because there is not a number n which added to its sum of digits gives 55250204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406184 + ... + 406319.

It is an arithmetic number, because the mean of its divisors is an integer number (8531292).

Almost surely, 2^55250204 is an apocalyptic number.

It is an amenable number.

55250204 is a deficient number, since it is larger than the sum of its proper divisors (47125300).

55250204 is a wasteful number, since it uses less digits than its factorization.

55250204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812524 (or 812522 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 55250204 is about 7433.0480961716. The cubic root of 55250204 is about 380.8710489179.

Adding to 55250204 its reverse (40205255), we get a palindrome (95455459).

The spelling of 55250204 in words is "fifty-five million, two hundred fifty thousand, two hundred four".