55328352 has 48 divisors (see below), whose sum is σ = 148789872. Its totient is φ = 17991680.

The previous prime is 55328333. The next prime is 55328359. The reversal of 55328352 is 25382355.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×55328352² = 6122453070071808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55328359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3093 + ... + 10964.

It is an arithmetic number, because the mean of its divisors is an integer number (3099789).

Almost surely, 2^55328352 is an apocalyptic number.

It is an amenable number.

55328352 is an abundant number, since it is smaller than the sum of its proper divisors (93461520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55328352 is a wasteful number, since it uses less digits than its factorization.

55328352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14111 (or 14103 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 55328352 is about 7438.3030322783. The cubic root of 55328352 is about 381.0505371751.

The spelling of 55328352 in words is "fifty-five million, three hundred twenty-eight thousand, three hundred fifty-two".