83458429 has 2 divisors, whose sum is σ = 83458430. Its totient is φ = 83458428.

The previous prime is 83458379. The next prime is 83458439. The reversal of 83458429 is 92485438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61387225 + 22071204 = 7835^2 + 4698^2 .

It is a cyclic number.

It is not a de Polignac number, because 83458429 - 2⁷ = 83458301 is a prime.

It is a super-2 number, since 2×83458429² = 13930618742296082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83458439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41729214 + 41729215.

It is an arithmetic number, because the mean of its divisors is an integer number (41729215).

Almost surely, 2^83458429 is an apocalyptic number.

It is an amenable number.

83458429 is a deficient number, since it is larger than the sum of its proper divisors (1).

83458429 is an equidigital number, since it uses as much as digits as its factorization.

83458429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 43.

The square root of 83458429 is about 9135.5584941480. The cubic root of 83458429 is about 437.0086853557.

The spelling of 83458429 in words is "eighty-three million, four hundred fifty-eight thousand, four hundred twenty-nine".