55330352 has 80 divisors (see below), whose sum is σ = 135324672. Its totient is φ = 21288960.

The previous prime is 55330351. The next prime is 55330367. The reversal of 55330352 is 25303355.

It is a super-2 number, since 2×55330352² = 6122895704887808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55330351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119273 + ... + 119735.

Almost surely, 2^55330352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55330352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67662336).

55330352 is an abundant number, since it is smaller than the sum of its proper divisors (79994320).

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

55330352 is a wasteful number, since it uses less digits than its factorization.

55330352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 26.

The square root of 55330352 is about 7438.4374703294. The cubic root of 55330352 is about 381.0551285035.

It can be divided in two parts, 553303 and 52, that added together give a palindrome (553355).

The spelling of 55330352 in words is "fifty-five million, three hundred thirty thousand, three hundred fifty-two".