3912732673 has 4 divisors (see below), whose sum is σ = 4038949888. Its totient is φ = 3786515460.

The previous prime is 3912732667. The next prime is 3912732697. The reversal of 3912732673 is 3762372193.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3762372193 = 1447 ⋅2600119.

It is not a de Polignac number, because 3912732673 - 2⁵ = 3912732641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3912732613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63108561 + ... + 63108622.

It is an arithmetic number, because the mean of its divisors is an integer number (1009737472).

Almost surely, 2^3912732673 is an apocalyptic number.

It is an amenable number.

3912732673 is a deficient number, since it is larger than the sum of its proper divisors (126217215).

3912732673 is a wasteful number, since it uses less digits than its factorization.

3912732673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126217214.

The product of its digits is 285768, while the sum is 43.

The square root of 3912732673 is about 62551.8398850106. The cubic root of 3912732673 is about 1575.7720475241.

The spelling of 3912732673 in words is "three billion, nine hundred twelve million, seven hundred thirty-two thousand, six hundred seventy-three".