58839421 has 2 divisors, whose sum is σ = 58839422. Its totient is φ = 58839420.

The previous prime is 58839419. The next prime is 58839449. The reversal of 58839421 is 12493885.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58216900 + 622521 = 7630^2 + 789^2 .

It is a cyclic number.

It is not a de Polignac number, because 58839421 - 2¹ = 58839419 is a prime.

Together with 58839419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58839401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29419710 + 29419711.

It is an arithmetic number, because the mean of its divisors is an integer number (29419711).

Almost surely, 2^58839421 is an apocalyptic number.

It is an amenable number.

58839421 is a deficient number, since it is larger than the sum of its proper divisors (1).

58839421 is an equidigital number, since it uses as much as digits as its factorization.

58839421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 40.

The square root of 58839421 is about 7670.6858233146. The cubic root of 58839421 is about 388.9461379332.

The spelling of 58839421 in words is "fifty-eight million, eight hundred thirty-nine thousand, four hundred twenty-one".