7166329 has 3 divisors (see below), whose sum is σ = 7169007. Its totient is φ = 7163652.

The previous prime is 7166321. The next prime is 7166339. The reversal of 7166329 is 9236617.

The square root of 7166329 is 2677.

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 can be written as a sum of positive squares in only one way, i.e., 133225 + 7033104 = 365^2 + 2652^2 .

It is not a de Polignac number, because 7166329 - 2³ = 7166321 is a prime.

It is a Duffinian number.

7166329 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 7166294 and 7166303.

It is not an unprimeable number, because it can be changed into a prime (7166321) 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, 1339 + ... + 4015.

It is an arithmetic number, because the mean of its divisors is an integer number (2389669).

Almost surely, 2^7166329 is an apocalyptic number.

7166329 is the 2677-th square number.

7166329 is the 1339-th centered octagonal number.

It is an amenable number.

7166329 is a deficient number, since it is larger than the sum of its proper divisors (2678).

7166329 is an frugal number, since it uses more digits than its factorization.

7166329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5354 (or 2677 counting only the distinct ones).

The product of its digits is 13608, while the sum is 34.

The cubic root of 7166329 is about 192.7963972772.

The spelling of 7166329 in words is "seven million, one hundred sixty-six thousand, three hundred twenty-nine".