2073618369 has 27 divisors (see below), whose sum is σ = 3075214467. Its totient is φ = 1346438016.

The previous prime is 2073618341. The next prime is 2073618389. The reversal of 2073618369 is 9638163702.

The square root of 2073618369 is 45537.

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

2073618369 is a `hidden beast` number, since 20 + 7 + 3 + 618 + 3 + 6 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 842450625 + 1231167744 = 29025^2 + 35088^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2073618369 is a prime.

It is a super-2 number, since 2×2073618369² = 8599786280508440322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2073618319) 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, 5874097 + ... + 5874449.

Almost surely, 2^2073618369 is an apocalyptic number.

2073618369 is the 45537-th square number.

2073618369 is the 22769-th centered octagonal number.

It is an amenable number.

2073618369 is a deficient number, since it is larger than the sum of its proper divisors (1001596098).

2073618369 is an frugal number, since it uses more digits than its factorization.

2073618369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The cubic root of 2073618369 is about 1275.1940484353.

The spelling of 2073618369 in words is "two billion, seventy-three million, six hundred eighteen thousand, three hundred sixty-nine".