55253204 has 12 divisors (see below), whose sum is σ = 96803700. Its totient is φ = 27595008.

The previous prime is 55253147. The next prime is 55253221. The reversal of 55253204 is 40235255.

It can be written as a sum of positive squares in 2 ways, for example, as 5522500 + 49730704 = 2350^2 + 7052^2 .

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, 3719 + ... + 11150.

It is an arithmetic number, because the mean of its divisors is an integer number (8066975).

Almost surely, 2^55253204 is an apocalyptic number.

It is an amenable number.

55253204 is a deficient number, since it is larger than the sum of its proper divisors (41550496).

55253204 is a wasteful number, since it uses less digits than its factorization.

55253204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15802 (or 15800 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 55253204 is about 7433.2498948979. The cubic root of 55253204 is about 380.8779423613.

Adding to 55253204 its reverse (40235255), we get a palindrome (95488459).

The spelling of 55253204 in words is "fifty-five million, two hundred fifty-three thousand, two hundred four".