55285576 has 8 divisors (see below), whose sum is σ = 103660470. Its totient is φ = 27642784.

The previous prime is 55285501. The next prime is 55285577. The reversal of 55285576 is 67558255.

55285576 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 only one way, i.e., 50041476 + 5244100 = 7074^2 + 2290^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (55285577) by changing a digit.

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 as a sum of consecutive naturals, namely, 3455341 + ... + 3455356.

Almost surely, 2^55285576 is an apocalyptic number.

It is an amenable number.

55285576 is a deficient number, since it is larger than the sum of its proper divisors (48374894).

55285576 is a wasteful number, since it uses less digits than its factorization.

55285576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6910703 (or 6910699 counting only the distinct ones).

The product of its digits is 420000, while the sum is 43.

The square root of 55285576 is about 7435.4270892801. The cubic root of 55285576 is about 380.9523113432.

The spelling of 55285576 in words is "fifty-five million, two hundred eighty-five thousand, five hundred seventy-six".