3055500 has 144 divisors (see below), whose sum is σ = 11129664. Its totient is φ = 691200.

The previous prime is 3055489. The next prime is 3055501. The reversal of 3055500 is 55503.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3055501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31452 + ... + 31548.

Almost surely, 2^3055500 is an apocalyptic number.

3055500 is a gapful number since it is divisible by the number (30) 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 3055500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5564832).

3055500 is an abundant number, since it is smaller than the sum of its proper divisors (8074164).

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

3055500 is a wasteful number, since it uses less digits than its factorization.

3055500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 18.

The square root of 3055500 is about 1747.9988558349. The cubic root of 3055500 is about 145.1089153943.

The spelling of 3055500 in words is "three million, fifty-five thousand, five hundred".