3431404 has 6 divisors (see below), whose sum is σ = 6004964. Its totient is φ = 1715700.

The previous prime is 3431401. The next prime is 3431411. The reversal of 3431404 is 4041343.

It is a super-2 number, since 2×3431404² = 23549066822432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3431401) 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 as a sum of consecutive naturals, namely, 428922 + ... + 428929.

Almost surely, 2^3431404 is an apocalyptic number.

It is an amenable number.

3431404 is a deficient number, since it is larger than the sum of its proper divisors (2573560).

3431404 is a wasteful number, since it uses less digits than its factorization.

3431404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857855 (or 857853 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 3431404 is about 1852.4049233361. The cubic root of 3431404 is about 150.8310025450.

Adding to 3431404 its reverse (4041343), we get a palindrome (7472747).

The spelling of 3431404 in words is "three million, four hundred thirty-one thousand, four hundred four".