2738694263 has 4 divisors (see below), whose sum is σ = 2742030888. Its totient is φ = 2735357640.

The previous prime is 2738694251. The next prime is 2738694269. The reversal of 2738694263 is 3624968372.

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

It is a cyclic number.

It is not a de Polignac number, because 2738694263 - 2³⁰ = 1664952439 is a prime.

It is a super-2 number, since 2×2738694263² = 15000892532378226338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2738694269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1667081 + ... + 1668722.

It is an arithmetic number, because the mean of its divisors is an integer number (685507722).

Almost surely, 2^2738694263 is an apocalyptic number.

2738694263 is a deficient number, since it is larger than the sum of its proper divisors (3336625).

2738694263 is an equidigital number, since it uses as much as digits as its factorization.

2738694263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336624.

The product of its digits is 2612736, while the sum is 50.

The square root of 2738694263 is about 52332.5354153609. The cubic root of 2738694263 is about 1399.0970815709.

The spelling of 2738694263 in words is "two billion, seven hundred thirty-eight million, six hundred ninety-four thousand, two hundred sixty-three".