8061329 has 4 divisors (see below), whose sum is σ = 8069940. Its totient is φ = 8052720.

The previous prime is 8061323. The next prime is 8061331. The reversal of 8061329 is 9231608.

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 2 ways, for example, as 2190400 + 5870929 = 1480^2 + 2423^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8061329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8061323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2702 + ... + 4839.

It is an arithmetic number, because the mean of its divisors is an integer number (2017485).

Almost surely, 2^8061329 is an apocalyptic number.

It is an amenable number.

8061329 is a deficient number, since it is larger than the sum of its proper divisors (8611).

8061329 is a wasteful number, since it uses less digits than its factorization.

8061329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8610.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 8061329 is about 2839.2479638101. The cubic root of 8061329 is about 200.5097745456.

The spelling of 8061329 in words is "eight million, sixty-one thousand, three hundred twenty-nine".