5909389 has 2 divisors, whose sum is σ = 5909390. Its totient is φ = 5909388.

The previous prime is 5909383. The next prime is 5909411. The reversal of 5909389 is 9839095.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5904900 + 4489 = 2430^2 + 67^2 .

It is a cyclic number.

It is not a de Polignac number, because 5909389 - 2⁷ = 5909261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5909383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2954694 + 2954695.

It is an arithmetic number, because the mean of its divisors is an integer number (2954695).

Almost surely, 2^5909389 is an apocalyptic number.

It is an amenable number.

5909389 is a deficient number, since it is larger than the sum of its proper divisors (1).

5909389 is an equidigital number, since it uses as much as digits as its factorization.

5909389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 43.

The square root of 5909389 is about 2430.9234870724. The cubic root of 5909389 is about 180.7926871536.

The spelling of 5909389 in words is "five million, nine hundred nine thousand, three hundred eighty-nine".