3992472326 has 16 divisors (see below), whose sum is σ = 6092208288. Its totient is φ = 1961793600.

The previous prime is 3992472283. The next prime is 3992472331. The reversal of 3992472326 is 6232742993.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131831 + ... + 159261.

It is an arithmetic number, because the mean of its divisors is an integer number (380763018).

Almost surely, 2^3992472326 is an apocalyptic number.

3992472326 is a deficient number, since it is larger than the sum of its proper divisors (2099735962).

3992472326 is a wasteful number, since it uses less digits than its factorization.

3992472326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28687.

The product of its digits is 979776, while the sum is 47.

The square root of 3992472326 is about 63186.0136897399. The cubic root of 3992472326 is about 1586.4046401824.

The spelling of 3992472326 in words is "three billion, nine hundred ninety-two million, four hundred seventy-two thousand, three hundred twenty-six".