3973434693 has 8 divisors (see below), whose sum is σ = 5325651456. Its totient is φ = 2635087200.

The previous prime is 3973434671. The next prime is 3973434727. The reversal of 3973434693 is 3964343793.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3973434693 - 2⁶ = 3973434629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3973430693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3466648 + ... + 3467793.

It is an arithmetic number, because the mean of its divisors is an integer number (665706432).

Almost surely, 2^3973434693 is an apocalyptic number.

It is an amenable number.

3973434693 is a deficient number, since it is larger than the sum of its proper divisors (1352216763).

3973434693 is a wasteful number, since it uses less digits than its factorization.

3973434693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934635.

The product of its digits is 4408992, while the sum is 51.

The square root of 3973434693 is about 63035.1861502764. The cubic root of 3973434693 is about 1583.8790939083.

The spelling of 3973434693 in words is "three billion, nine hundred seventy-three million, four hundred thirty-four thousand, six hundred ninety-three".