3493573 has 2 divisors, whose sum is σ = 3493574. Its totient is φ = 3493572.

The previous prime is 3493571. The next prime is 3493583. The reversal of 3493573 is 3753943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3319684 + 173889 = 1822^2 + 417^2 .

It is a cyclic number.

It is not a de Polignac number, because 3493573 - 2¹ = 3493571 is a prime.

Together with 3493571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3493571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1746786 + 1746787.

It is an arithmetic number, because the mean of its divisors is an integer number (1746787).

Almost surely, 2^3493573 is an apocalyptic number.

It is an amenable number.

3493573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3493573 is an equidigital number, since it uses as much as digits as its factorization.

3493573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 34.

The square root of 3493573 is about 1869.1102161189. The cubic root of 3493573 is about 151.7364575687.

The spelling of 3493573 in words is "three million, four hundred ninety-three thousand, five hundred seventy-three".