3647314449 has 27 divisors (see below), whose sum is σ = 5410993627. Its totient is φ = 2367405600.

The previous prime is 3647314381. The next prime is 3647314483. The reversal of 3647314449 is 9444137463.

The square root of 3647314449 is 60393.

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

3647314449 is a `hidden beast` number, since 36 + 473 + 144 + 4 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 175748049 + 3471566400 = 13257^2 + 58920^2 .

It is not a de Polignac number, because 3647314449 - 2¹⁷ = 3647183377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3647310449) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7428094 + ... + 7428584.

Almost surely, 2^3647314449 is an apocalyptic number.

3647314449 is the 60393-rd square number.

3647314449 is the 30197-th centered octagonal number.

It is an amenable number.

3647314449 is a deficient number, since it is larger than the sum of its proper divisors (1763679178).

3647314449 is an frugal number, since it uses more digits than its factorization.

3647314449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 535 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The cubic root of 3647314449 is about 1539.3040157751.

It can be divided in two parts, 3647 and 314449, that added together give a square (318096 = 564²).

The spelling of 3647314449 in words is "three billion, six hundred forty-seven million, three hundred fourteen thousand, four hundred forty-nine".