3493444973 has 2 divisors, whose sum is σ = 3493444974. Its totient is φ = 3493444972.

The previous prime is 3493444967. The next prime is 3493444991. The reversal of 3493444973 is 3794443943.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3319257769 + 174187204 = 57613^2 + 13198^2 .

It is a cyclic number.

It is not a de Polignac number, because 3493444973 - 2⁴ = 3493444957 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3493444373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1746722486 + 1746722487.

It is an arithmetic number, because the mean of its divisors is an integer number (1746722487).

Almost surely, 2^3493444973 is an apocalyptic number.

It is an amenable number.

3493444973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3493444973 is an equidigital number, since it uses as much as digits as its factorization.

3493444973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 50.

The square root of 3493444973 is about 59105.3717778680. The cubic root of 3493444973 is about 1517.3460401257.

The spelling of 3493444973 in words is "three billion, four hundred ninety-three million, four hundred forty-four thousand, nine hundred seventy-three".