1634734433 has 4 divisors (see below), whose sum is σ = 1730895300. Its totient is φ = 1538573568.

The previous prime is 1634734403. The next prime is 1634734441. The reversal of 1634734433 is 3344374361.

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 1211527249 + 423207184 = 34807^2 + 20572^2 .

It is a cyclic number.

It is not a de Polignac number, because 1634734433 - 2¹⁰ = 1634733409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1634734403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48080408 + ... + 48080441.

It is an arithmetic number, because the mean of its divisors is an integer number (432723825).

Almost surely, 2^1634734433 is an apocalyptic number.

It is an amenable number.

1634734433 is a deficient number, since it is larger than the sum of its proper divisors (96160867).

1634734433 is an equidigital number, since it uses as much as digits as its factorization.

1634734433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96160866.

The product of its digits is 217728, while the sum is 38.

The square root of 1634734433 is about 40431.8492404194. The cubic root of 1634734433 is about 1178.0102522449.

The spelling of 1634734433 in words is "one billion, six hundred thirty-four million, seven hundred thirty-four thousand, four hundred thirty-three".