2770228133 has 4 divisors (see below), whose sum is σ = 2795643180. Its totient is φ = 2744813088.

The previous prime is 2770228129. The next prime is 2770228171. The reversal of 2770228133 is 3318220772.

It is a happy number.

2770228133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1033172449 + 1737055684 = 32143^2 + 41678^2 .

It is a cyclic number.

It is not a de Polignac number, because 2770228133 - 2² = 2770228129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2770228093 and 2770228102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2770228033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12707360 + ... + 12707577.

It is an arithmetic number, because the mean of its divisors is an integer number (698910795).

Almost surely, 2^2770228133 is an apocalyptic number.

It is an amenable number.

2770228133 is a deficient number, since it is larger than the sum of its proper divisors (25415047).

2770228133 is a wasteful number, since it uses less digits than its factorization.

2770228133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25415046.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 2770228133 is about 52632.9567191508. The cubic root of 2770228133 is about 1404.4464299297.

The spelling of 2770228133 in words is "two billion, seven hundred seventy million, two hundred twenty-eight thousand, one hundred thirty-three".