55052256 has 192 divisors, whose sum is σ = 179988480. Its totient is φ = 14376960.

The previous prime is 55052243. The next prime is 55052269. The reversal of 55052256 is 65225055.

It is an interprime number because it is at equal distance from previous prime (55052243) and next prime (55052269).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 696825 + ... + 696903.

It is an arithmetic number, because the mean of its divisors is an integer number (937440).

Almost surely, 2^55052256 is an apocalyptic number.

55052256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55052256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89994240).

55052256 is an abundant number, since it is smaller than the sum of its proper divisors (124936224).

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

55052256 is a wasteful number, since it uses less digits than its factorization.

55052256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 55052256 is about 7419.7207494622. The cubic root of 55052256 is about 380.4156486092.

The spelling of 55052256 in words is "fifty-five million, fifty-two thousand, two hundred fifty-six".