146330417 has 4 divisors (see below), whose sum is σ = 147839076. Its totient is φ = 144821760.

The previous prime is 146330389. The next prime is 146330461. The reversal of 146330417 is 714033641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76457536 + 69872881 = 8744^2 + 8359^2 .

It is a cyclic number.

It is not a de Polignac number, because 146330417 - 2¹² = 146326321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146330417.

It is not an unprimeable number, because it can be changed into a prime (146330017) 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 in 3 ways as a sum of consecutive naturals, for example, 754184 + ... + 754377.

It is an arithmetic number, because the mean of its divisors is an integer number (36959769).

Almost surely, 2^146330417 is an apocalyptic number.

It is an amenable number.

146330417 is a deficient number, since it is larger than the sum of its proper divisors (1508659).

146330417 is an equidigital number, since it uses as much as digits as its factorization.

146330417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508658.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 146330417 is about 12096.7109992758. The cubic root of 146330417 is about 526.9606709594.

The spelling of 146330417 in words is "one hundred forty-six million, three hundred thirty thousand, four hundred seventeen".