3172424 has 16 divisors (see below), whose sum is σ = 5967420. Its totient is φ = 1581120.

The previous prime is 3172423. The next prime is 3172439. The reversal of 3172424 is 4242713.

It can be written as a sum of positive squares in 2 ways, for example, as 2951524 + 220900 = 1718^2 + 470^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3172424.

It is not an unprimeable number, because it can be changed into a prime (3172423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3962 + ... + 4694.

Almost surely, 2^3172424 is an apocalyptic number.

It is an amenable number.

3172424 is a deficient number, since it is larger than the sum of its proper divisors (2794996).

3172424 is a wasteful number, since it uses less digits than its factorization.

3172424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280 (or 1276 counting only the distinct ones).

The product of its digits is 1344, while the sum is 23.

The square root of 3172424 is about 1781.1299784126. The cubic root of 3172424 is about 146.9367429561.

The spelling of 3172424 in words is "three million, one hundred seventy-two thousand, four hundred twenty-four".