3431673 has 32 divisors (see below), whose sum is σ = 5918720. Its totient is φ = 1924560.

The previous prime is 3431641. The next prime is 3431689. The reversal of 3431673 is 3761343.

It is a happy number.

It is not a de Polignac number, because 3431673 - 2⁵ = 3431641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3431693) 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 31 ways as a sum of consecutive naturals, for example, 12528 + ... + 12798.

It is an arithmetic number, because the mean of its divisors is an integer number (184960).

Almost surely, 2^3431673 is an apocalyptic number.

It is an amenable number.

3431673 is a deficient number, since it is larger than the sum of its proper divisors (2487047).

3431673 is a wasteful number, since it uses less digits than its factorization.

3431673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354 (or 348 counting only the distinct ones).

The product of its digits is 4536, while the sum is 27.

The square root of 3431673 is about 1852.4775302281. The cubic root of 3431673 is about 150.8349438354.

It can be divided in two parts, 343 and 1673, that added together give a triangular number (2016 = T₆₃).

The spelling of 3431673 in words is "three million, four hundred thirty-one thousand, six hundred seventy-three".