2642329 has 2 divisors, whose sum is σ = 2642330. Its totient is φ = 2642328.

The previous prime is 2642323. The next prime is 2642333. The reversal of 2642329 is 9232462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1587600 + 1054729 = 1260^2 + 1027^2 .

It is a cyclic number.

It is not a de Polignac number, because 2642329 - 2⁷ = 2642201 is a prime.

2642329 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2642297 and 2642306.

It is not a weakly prime, because it can be changed into another prime (2642323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321164 + 1321165.

It is an arithmetic number, because the mean of its divisors is an integer number (1321165).

2^2642329 is an apocalyptic number.

It is an amenable number.

2642329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642329 is an equidigital number, since it uses as much as digits as its factorization.

2642329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 2642329 is about 1625.5242231354. The cubic root of 2642329 is about 138.2490950174.

The spelling of 2642329 in words is "two million, six hundred forty-two thousand, three hundred twenty-nine".