3427973 has 2 divisors, whose sum is σ = 3427974. Its totient is φ = 3427972.

The previous prime is 3427967. The next prime is 3427981. The reversal of 3427973 is 3797243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3378244 + 49729 = 1838^2 + 223^2 .

It is a cyclic number.

It is not a de Polignac number, because 3427973 - 2¹⁰ = 3426949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3427903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713986 + 1713987.

It is an arithmetic number, because the mean of its divisors is an integer number (1713987).

Almost surely, 2^3427973 is an apocalyptic number.

It is an amenable number.

3427973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427973 is an equidigital number, since it uses as much as digits as its factorization.

3427973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 35.

The square root of 3427973 is about 1851.4785983100. The cubic root of 3427973 is about 150.7807146992.

The spelling of 3427973 in words is "three million, four hundred twenty-seven thousand, nine hundred seventy-three".