146398829 has 2 divisors, whose sum is σ = 146398830. Its totient is φ = 146398828.

The previous prime is 146398801. The next prime is 146398877. The reversal of 146398829 is 928893641.

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., 114532804 + 31866025 = 10702^2 + 5645^2 .

It is a cyclic number.

It is not a de Polignac number, because 146398829 - 2²⁰ = 145350253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146398129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73199414 + 73199415.

It is an arithmetic number, because the mean of its divisors is an integer number (73199415).

Almost surely, 2^146398829 is an apocalyptic number.

It is an amenable number.

146398829 is a deficient number, since it is larger than the sum of its proper divisors (1).

146398829 is an equidigital number, since it uses as much as digits as its factorization.

146398829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 50.

The square root of 146398829 is about 12099.5383796242. The cubic root of 146398829 is about 527.0427792399.

The spelling of 146398829 in words is "one hundred forty-six million, three hundred ninety-eight thousand, eight hundred twenty-nine".