2775300828 has 12 divisors (see below), whose sum is σ = 6475701960. Its totient is φ = 925100272.

The previous prime is 2775300809. The next prime is 2775300839. The reversal of 2775300828 is 8280035772.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2775300828.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115637523 + ... + 115637546.

It is an arithmetic number, because the mean of its divisors is an integer number (539641830).

Almost surely, 2^2775300828 is an apocalyptic number.

It is an amenable number.

2775300828 is an abundant number, since it is smaller than the sum of its proper divisors (3700401132).

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

2775300828 is a wasteful number, since it uses less digits than its factorization.

2775300828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231275076 (or 231275074 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The square root of 2775300828 is about 52681.1240198992. The cubic root of 2775300828 is about 1405.3031565114.

The spelling of 2775300828 in words is "two billion, seven hundred seventy-five million, three hundred thousand, eight hundred twenty-eight".