3431885 has 8 divisors (see below), whose sum is σ = 4133376. Its totient is φ = 2735440.

The previous prime is 3431881. The next prime is 3431891. The reversal of 3431885 is 5881343.

It is a happy number.

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

It is not a de Polignac number, because 3431885 - 2² = 3431881 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431881) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 452 + ... + 2658.

It is an arithmetic number, because the mean of its divisors is an integer number (516672).

Almost surely, 2^3431885 is an apocalyptic number.

It is an amenable number.

3431885 is a deficient number, since it is larger than the sum of its proper divisors (701491).

3431885 is a wasteful number, since it uses less digits than its factorization.

3431885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523.

The product of its digits is 11520, while the sum is 32.

The square root of 3431885 is about 1852.5347500115. The cubic root of 3431885 is about 150.8380498374.

The spelling of 3431885 in words is "three million, four hundred thirty-one thousand, eight hundred eighty-five".