3734320673 has 2 divisors, whose sum is σ = 3734320674. Its totient is φ = 3734320672.

The previous prime is 3734320669. The next prime is 3734320679. The reversal of 3734320673 is 3760234373.

It is a happy number.

3734320673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3254360209 + 479960464 = 57047^2 + 21908^2 .

It is a cyclic number.

It is not a de Polignac number, because 3734320673 - 2² = 3734320669 is a prime.

It is not a weakly prime, because it can be changed into another prime (3734320679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1867160336 + 1867160337.

It is an arithmetic number, because the mean of its divisors is an integer number (1867160337).

Almost surely, 2^3734320673 is an apocalyptic number.

It is an amenable number.

3734320673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3734320673 is an equidigital number, since it uses as much as digits as its factorization.

3734320673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 38.

The square root of 3734320673 is about 61109.0883011684. The cubic root of 3734320673 is about 1551.4479252580.

The spelling of 3734320673 in words is "three billion, seven hundred thirty-four million, three hundred twenty thousand, six hundred seventy-three".