2733940857 has 4 divisors (see below), whose sum is σ = 3645254480. Its totient is φ = 1822627236.

The previous prime is 2733940849. The next prime is 2733940877. The reversal of 2733940857 is 7580493372.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2733940857 - 2³ = 2733940849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2733940877) 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, 455656807 + ... + 455656812.

It is an arithmetic number, because the mean of its divisors is an integer number (911313620).

Almost surely, 2^2733940857 is an apocalyptic number.

It is an amenable number.

2733940857 is a deficient number, since it is larger than the sum of its proper divisors (911313623).

2733940857 is an equidigital number, since it uses as much as digits as its factorization.

2733940857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911313622.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The square root of 2733940857 is about 52287.1002925196. The cubic root of 2733940857 is about 1398.2871666792.

The spelling of 2733940857 in words is "two billion, seven hundred thirty-three million, nine hundred forty thousand, eight hundred fifty-seven".