55627488 has 144 divisors (see below), whose sum is σ = 185474016. Its totient is φ = 15482880.

The previous prime is 55627483. The next prime is 55627493. The reversal of 55627488 is 88472655.

55627488 is a `hidden beast` number, since 5 + 562 + 7 + 4 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (55627483) and next prime (55627493).

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55627483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82320 + ... + 82992.

It is an arithmetic number, because the mean of its divisors is an integer number (1288014).

Almost surely, 2^55627488 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 55627488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92737008).

55627488 is an abundant number, since it is smaller than the sum of its proper divisors (129846528).

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

55627488 is a wasteful number, since it uses less digits than its factorization.

55627488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737 (or 726 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 55627488 is about 7458.3837391220. The cubic root of 55627488 is about 381.7360273460.

The spelling of 55627488 in words is "fifty-five million, six hundred twenty-seven thousand, four hundred eighty-eight".