6474294369 has 9 divisors (see below), whose sum is σ = 9352107219. Its totient is φ = 4316035320.

The previous prime is 6474294367. The next prime is 6474294389. The reversal of 6474294369 is 9634924746.

The square root of 6474294369 is 80463.

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

It can be written as a sum of positive squares in only one way, i.e., 5634453969 + 839840400 = 75063^2 + 28980^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 6474294369 - 2¹ = 6474294367 is a prime.

It is a super-2 number, since 2×6474294369² = 83832975152930216322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6474294361) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 227979 + ... + 254799.

Almost surely, 2^6474294369 is an apocalyptic number.

6474294369 is the 80463-rd square number.

6474294369 is the 40232-nd centered octagonal number.

It is an amenable number.

6474294369 is a deficient number, since it is larger than the sum of its proper divisors (2877812850).

6474294369 is an frugal number, since it uses more digits than its factorization.

6474294369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53648 (or 26824 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

The cubic root of 6474294369 is about 1863.7921601146.

The spelling of 6474294369 in words is "six billion, four hundred seventy-four million, two hundred ninety-four thousand, three hundred sixty-nine".