3493637449 has 3 divisors (see below), whose sum is σ = 3493696557. Its totient is φ = 3493578342.

The previous prime is 3493637447. The next prime is 3493637467. The reversal of 3493637449 is 9447363943.

The square root of 3493637449 is 59107.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 3493637449 - 2¹ = 3493637447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3493637396 and 3493637405.

It is not an unprimeable number, because it can be changed into a prime (3493637443) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 29554 + ... + 88660.

It is an arithmetic number, because the mean of its divisors is an integer number (1164565519).

Almost surely, 2^3493637449 is an apocalyptic number.

3493637449 is the 59107-th square number.

3493637449 is the 29554-th centered octagonal number.

It is an amenable number.

3493637449 is a deficient number, since it is larger than the sum of its proper divisors (59108).

3493637449 is an frugal number, since it uses more digits than its factorization.

3493637449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118214 (or 59107 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 52.

The cubic root of 3493637449 is about 1517.3739063471.

The spelling of 3493637449 in words is "three billion, four hundred ninety-three million, six hundred thirty-seven thousand, four hundred forty-nine".