2755731200 has 216 divisors, whose sum is σ = 7228058208. Its totient is φ = 1038090240.

The previous prime is 2755731191. The next prime is 2755731203. The reversal of 2755731200 is 21375572.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2755731203) 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, 14278304 + ... + 14278496.

Almost surely, 2^2755731200 is an apocalyptic number.

2755731200 is a gapful number since it is divisible by the number (20) 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 2755731200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3614029104).

2755731200 is an abundant number, since it is smaller than the sum of its proper divisors (4472327008).

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

2755731200 is a wasteful number, since it uses less digits than its factorization.

2755731200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 2755731200 is about 52495.0588150923. The cubic root of 2755731200 is about 1401.9922656087.

The spelling of 2755731200 in words is "two billion, seven hundred fifty-five million, seven hundred thirty-one thousand, two hundred".