55546328 has 16 divisors (see below), whose sum is σ = 104537760. Its totient is φ = 27669600.

The previous prime is 55546307. The next prime is 55546331. The reversal of 55546328 is 82364555.

It is a junction number, because it is equal to n+sod(n) for n = 55546291 and 55546300.

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, 10643 + ... + 14978.

It is an arithmetic number, because the mean of its divisors is an integer number (6533610).

Almost surely, 2^55546328 is an apocalyptic number.

It is an amenable number.

55546328 is a deficient number, since it is larger than the sum of its proper divisors (48991432).

55546328 is a wasteful number, since it uses less digits than its factorization.

55546328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25898 (or 25894 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 55546328 is about 7452.9408960490. The cubic root of 55546328 is about 381.5502871862.

The spelling of 55546328 in words is "fifty-five million, five hundred forty-six thousand, three hundred twenty-eight".