3055321920 has 224 divisors, whose sum is σ = 11163580416. Its totient is φ = 693504000.

The previous prime is 3055321897. The next prime is 3055321921. The reversal of 3055321920 is 291235503.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3055321921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1013215 + ... + 1016225.

Almost surely, 2^3055321920 is an apocalyptic number.

3055321920 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 3055321920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5581790208).

3055321920 is an abundant number, since it is smaller than the sum of its proper divisors (8108258496).

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

3055321920 is a wasteful number, since it uses less digits than its factorization.

3055321920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189 (or 3179 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 3055321920 is about 55274.9664857429. The cubic root of 3055321920 is about 1451.0609627053.

The spelling of 3055321920 in words is "three billion, fifty-five million, three hundred twenty-one thousand, nine hundred twenty".