55335588 has 48 divisors (see below), whose sum is σ = 160978944. Its totient is φ = 14372640.

The previous prime is 55335557. The next prime is 55335613. The reversal of 55335588 is 88553355.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29020 + ... + 30867.

It is an arithmetic number, because the mean of its divisors is an integer number (3353728).

Almost surely, 2^55335588 is an apocalyptic number.

It is an amenable number.

55335588 is an abundant number, since it is smaller than the sum of its proper divisors (105643356).

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

55335588 is a wasteful number, since it uses less digits than its factorization.

55335588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59912 (or 59910 counting only the distinct ones).

The product of its digits is 360000, while the sum is 42.

The square root of 55335588 is about 7438.7894176405. The cubic root of 55335588 is about 381.0671480771.

The spelling of 55335588 in words is "fifty-five million, three hundred thirty-five thousand, five hundred eighty-eight".