146612216 has 16 divisors (see below), whose sum is σ = 291068640. Its totient is φ = 68993920.

The previous prime is 146612209. The next prime is 146612239. The reversal of 146612216 is 612216641.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 538880 + ... + 539151.

It is an arithmetic number, because the mean of its divisors is an integer number (18191790).

Almost surely, 2^146612216 is an apocalyptic number.

It is an amenable number.

146612216 is a deficient number, since it is larger than the sum of its proper divisors (144456424).

146612216 is a wasteful number, since it uses less digits than its factorization.

146612216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078054 (or 1078050 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 146612216 is about 12108.3531497888. The cubic root of 146612216 is about 527.2987227266.

Adding to 146612216 its reverse (612216641), we get a palindrome (758828857).

The spelling of 146612216 in words is "one hundred forty-six million, six hundred twelve thousand, two hundred sixteen".