146693329 has 4 divisors (see below), whose sum is σ = 147664960. Its totient is φ = 145721700.

The previous prime is 146693299. The next prime is 146693341. The reversal of 146693329 is 923396641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 146693329 - 2⁵ = 146693297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146693929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485589 + ... + 485890.

It is an arithmetic number, because the mean of its divisors is an integer number (36916240).

Almost surely, 2^146693329 is an apocalyptic number.

It is an amenable number.

146693329 is a deficient number, since it is larger than the sum of its proper divisors (971631).

146693329 is an equidigital number, since it uses as much as digits as its factorization.

146693329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971630.

The product of its digits is 209952, while the sum is 43.

The square root of 146693329 is about 12111.7021512255. The cubic root of 146693329 is about 527.3959472218.

The spelling of 146693329 in words is "one hundred forty-six million, six hundred ninety-three thousand, three hundred twenty-nine".