3197438 has 8 divisors (see below), whose sum is σ = 4809432. Its totient is φ = 1594296.

The previous prime is 3197419. The next prime is 3197449. The reversal of 3197438 is 8347913.

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

It is a junction number, because it is equal to n+sod(n) for n = 3197398 and 3197407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1220 + ... + 2807.

It is an arithmetic number, because the mean of its divisors is an integer number (601179).

Almost surely, 2^3197438 is an apocalyptic number.

3197438 is a deficient number, since it is larger than the sum of its proper divisors (1611994).

3197438 is a wasteful number, since it uses less digits than its factorization.

3197438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4426.

The product of its digits is 18144, while the sum is 35.

The square root of 3197438 is about 1788.1381378406. The cubic root of 3197438 is about 147.3219224093.

The spelling of 3197438 in words is "three million, one hundred ninety-seven thousand, four hundred thirty-eight".