55290196 has 12 divisors (see below), whose sum is σ = 104200852. Its totient is φ = 25518528.

The previous prime is 55290187. The next prime is 55290223. The reversal of 55290196 is 69109255.

55290196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16402500 + 38887696 = 4050^2 + 6236^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531585 + ... + 531688.

Almost surely, 2^55290196 is an apocalyptic number.

It is an amenable number.

55290196 is a deficient number, since it is larger than the sum of its proper divisors (48910656).

55290196 is a wasteful number, since it uses less digits than its factorization.

55290196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063290 (or 1063288 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 55290196 is about 7435.7377576136. The cubic root of 55290196 is about 380.9629226140.

It can be divided in two parts, 55290 and 196, that multiplied together give a triangular number (10836840 = T₄₆₅₅).

The spelling of 55290196 in words is "fifty-five million, two hundred ninety thousand, one hundred ninety-six".