3447693 has 6 divisors (see below), whose sum is σ = 4980014. Its totient is φ = 2298456.

The previous prime is 3447679. The next prime is 3447709. The reversal of 3447693 is 3967443.

It can be written as a sum of positive squares in only one way, i.e., 1814409 + 1633284 = 1347^2 + 1278^2 .

It is not a de Polignac number, because 3447693 - 2⁶ = 3447629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3447643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191530 + ... + 191547.

Almost surely, 2^3447693 is an apocalyptic number.

It is an amenable number.

3447693 is a deficient number, since it is larger than the sum of its proper divisors (1532321).

3447693 is a wasteful number, since it uses less digits than its factorization.

3447693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383083 (or 383080 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 3447693 is about 1856.7964347230. The cubic root of 3447693 is about 151.0692926422.

The spelling of 3447693 in words is "three million, four hundred forty-seven thousand, six hundred ninety-three".