146424293 has 2 divisors, whose sum is σ = 146424294. Its totient is φ = 146424292.

The previous prime is 146424287. The next prime is 146424301. The reversal of 146424293 is 392424641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132756484 + 13667809 = 11522^2 + 3697^2 .

It is a cyclic number.

It is not a de Polignac number, because 146424293 - 2⁸ = 146424037 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146424263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73212146 + 73212147.

It is an arithmetic number, because the mean of its divisors is an integer number (73212147).

Almost surely, 2^146424293 is an apocalyptic number.

It is an amenable number.

146424293 is a deficient number, since it is larger than the sum of its proper divisors (1).

146424293 is an equidigital number, since it uses as much as digits as its factorization.

146424293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 35.

The square root of 146424293 is about 12100.5906054209. The cubic root of 146424293 is about 527.0733346740.

The spelling of 146424293 in words is "one hundred forty-six million, four hundred twenty-four thousand, two hundred ninety-three".