3238943973 has 16 divisors (see below), whose sum is σ = 4546247040. Its totient is φ = 2047130624.

The previous prime is 3238943969. The next prime is 3238943987. The reversal of 3238943973 is 3793498323.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3238943973 - 2² = 3238943969 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3238943923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199908 + ... + 215501.

It is an arithmetic number, because the mean of its divisors is an integer number (284140440).

Almost surely, 2^3238943973 is an apocalyptic number.

It is an amenable number.

3238943973 is a deficient number, since it is larger than the sum of its proper divisors (1307303067).

3238943973 is a wasteful number, since it uses less digits than its factorization.

3238943973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415548.

The product of its digits is 2939328, while the sum is 51.

The square root of 3238943973 is about 56911.7208754049. The cubic root of 3238943973 is about 1479.5664625278.

The spelling of 3238943973 in words is "three billion, two hundred thirty-eight million, nine hundred forty-three thousand, nine hundred seventy-three".