2794765045 has 4 divisors (see below), whose sum is σ = 3353718060. Its totient is φ = 2235812032.

The previous prime is 2794765027. The next prime is 2794765049. The reversal of 2794765045 is 5405674972.

It is a happy number.

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 1716693489 + 1078071556 = 41433^2 + 32834^2 .

It is a cyclic number.

It is not a de Polignac number, because 2794765045 - 2⁵ = 2794765013 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 2794765045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2794765049) 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, 279476500 + ... + 279476509.

It is an arithmetic number, because the mean of its divisors is an integer number (838429515).

Almost surely, 2^2794765045 is an apocalyptic number.

It is an amenable number.

2794765045 is a deficient number, since it is larger than the sum of its proper divisors (558953015).

2794765045 is an equidigital number, since it uses as much as digits as its factorization.

2794765045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558953014.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The square root of 2794765045 is about 52865.5374038702. The cubic root of 2794765045 is about 1408.5808105261.

The spelling of 2794765045 in words is "two billion, seven hundred ninety-four million, seven hundred sixty-five thousand, forty-five".