32340389 has 2 divisors, whose sum is σ = 32340390. Its totient is φ = 32340388.

The previous prime is 32340383. The next prime is 32340401. The reversal of 32340389 is 98304323.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28569025 + 3771364 = 5345^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 32340389 - 2²⁴ = 15563173 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32340383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16170194 + 16170195.

It is an arithmetic number, because the mean of its divisors is an integer number (16170195).

Almost surely, 2^32340389 is an apocalyptic number.

It is an amenable number.

32340389 is a deficient number, since it is larger than the sum of its proper divisors (1).

32340389 is an equidigital number, since it uses as much as digits as its factorization.

32340389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 32340389 is about 5686.8610849923. The cubic root of 32340389 is about 318.6019379500.

The spelling of 32340389 in words is "thirty-two million, three hundred forty thousand, three hundred eighty-nine".