55256352 has 48 divisors (see below), whose sum is σ = 146059200. Its totient is φ = 18290432.

The previous prime is 55256329. The next prime is 55256371. The reversal of 55256352 is 25365255.

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

It is a super-3 number, since 3×55256352³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12373 + ... + 16235.

It is an arithmetic number, because the mean of its divisors is an integer number (3042900).

Almost surely, 2^55256352 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 55256352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73029600).

55256352 is an abundant number, since it is smaller than the sum of its proper divisors (90802848).

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

55256352 is a wasteful number, since it uses less digits than its factorization.

55256352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025 (or 4017 counting only the distinct ones).

The product of its digits is 45000, while the sum is 33.

The square root of 55256352 is about 7433.4616431377. The cubic root of 55256352 is about 380.8851756130.

The spelling of 55256352 in words is "fifty-five million, two hundred fifty-six thousand, three hundred fifty-two".