3431473 has 2 divisors, whose sum is σ = 3431474. Its totient is φ = 3431472.

The previous prime is 3431459. The next prime is 3431479. The reversal of 3431473 is 3741343.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2999824 + 431649 = 1732^2 + 657^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3431473 is a prime.

It is not a weakly prime, because it can be changed into another prime (3431479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715736 + 1715737.

It is an arithmetic number, because the mean of its divisors is an integer number (1715737).

Almost surely, 2^3431473 is an apocalyptic number.

It is an amenable number.

3431473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3431473 is an equidigital number, since it uses as much as digits as its factorization.

3431473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 25.

The square root of 3431473 is about 1852.4235476802. The cubic root of 3431473 is about 150.8320135276.

The spelling of 3431473 in words is "three million, four hundred thirty-one thousand, four hundred seventy-three".