146616646 has 16 divisors (see below), whose sum is σ = 240148800. Its totient is φ = 66579880.

The previous prime is 146616629. The next prime is 146616647. The reversal of 146616646 is 646616641.

146616646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 146616599 and 146616608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146616647) 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 7 ways as a sum of consecutive naturals, for example, 26205 + ... + 31303.

It is an arithmetic number, because the mean of its divisors is an integer number (15009300).

Almost surely, 2^146616646 is an apocalyptic number.

146616646 is a deficient number, since it is larger than the sum of its proper divisors (93532154).

146616646 is a wasteful number, since it uses less digits than its factorization.

146616646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419.

The product of its digits is 124416, while the sum is 40.

The square root of 146616646 is about 12108.5360799727. The cubic root of 146616646 is about 527.3040335842.

The spelling of 146616646 in words is "one hundred forty-six million, six hundred sixteen thousand, six hundred forty-six".