146549306 has 4 divisors (see below), whose sum is σ = 219823962. Its totient is φ = 73274652.

The previous prime is 146549287. The next prime is 146549323. The reversal of 146549306 is 603945641.

146549306 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 121198081 + 25351225 = 11009^2 + 5035^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 146549306.

It is an unprimeable number.

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, 36637325 + ... + 36637328.

Almost surely, 2^146549306 is an apocalyptic number.

146549306 is a deficient number, since it is larger than the sum of its proper divisors (73274656).

146549306 is an equidigital number, since it uses as much as digits as its factorization.

146549306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73274655.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 146549306 is about 12105.7550776480. The cubic root of 146549306 is about 527.2232922035.

The spelling of 146549306 in words is "one hundred forty-six million, five hundred forty-nine thousand, three hundred six".