2634533849 has 4 divisors (see below), whose sum is σ = 2635917264. Its totient is φ = 2633150436.

The previous prime is 2634533831. The next prime is 2634533899. The reversal of 2634533849 is 9483354362.

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 a cyclic number.

It is not a de Polignac number, because 2634533849 - 2²⁴ = 2617756633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2634533899) 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, 688847 + ... + 692660.

It is an arithmetic number, because the mean of its divisors is an integer number (658979316).

Almost surely, 2^2634533849 is an apocalyptic number.

It is an amenable number.

2634533849 is a deficient number, since it is larger than the sum of its proper divisors (1383415).

2634533849 is a wasteful number, since it uses less digits than its factorization.

2634533849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383414.

The product of its digits is 1866240, while the sum is 47.

The square root of 2634533849 is about 51327.7103424651. The cubic root of 2634533849 is about 1381.1301127452.

The spelling of 2634533849 in words is "two billion, six hundred thirty-four million, five hundred thirty-three thousand, eight hundred forty-nine".