58399409 has 2 divisors, whose sum is σ = 58399410. Its totient is φ = 58399408.

The previous prime is 58399391. The next prime is 58399459. The reversal of 58399409 is 90499385.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29669809 + 28729600 = 5447^2 + 5360^2 .

It is a cyclic number.

It is not a de Polignac number, because 58399409 - 2⁸ = 58399153 is a prime.

It is not a weakly prime, because it can be changed into another prime (58399459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29199704 + 29199705.

It is an arithmetic number, because the mean of its divisors is an integer number (29199705).

Almost surely, 2^58399409 is an apocalyptic number.

It is an amenable number.

58399409 is a deficient number, since it is larger than the sum of its proper divisors (1).

58399409 is an equidigital number, since it uses as much as digits as its factorization.

58399409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 58399409 is about 7641.9506017770. The cubic root of 58399409 is about 387.9741741587.

The spelling of 58399409 in words is "fifty-eight million, three hundred ninety-nine thousand, four hundred nine".