3972430173 has 8 divisors (see below), whose sum is σ = 5308531488. Its totient is φ = 2642307824.

The previous prime is 3972430153. The next prime is 3972430213. The reversal of 3972430173 is 3710342793.

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

It is a cyclic number.

It is not a de Polignac number, because 3972430173 - 2⁵ = 3972430141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3972430153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1493190 + ... + 1495847.

It is an arithmetic number, because the mean of its divisors is an integer number (663566436).

Almost surely, 2^3972430173 is an apocalyptic number.

It is an amenable number.

3972430173 is a deficient number, since it is larger than the sum of its proper divisors (1336101315).

3972430173 is a wasteful number, since it uses less digits than its factorization.

3972430173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989483.

The product of its (nonzero) digits is 95256, while the sum is 39.

The square root of 3972430173 is about 63027.2177158408. The cubic root of 3972430173 is about 1583.7456097025.

The spelling of 3972430173 in words is "three billion, nine hundred seventy-two million, four hundred thirty thousand, one hundred seventy-three".