146684144 has 20 divisors (see below), whose sum is σ = 284479560. Its totient is φ = 73270080.

The previous prime is 146684141. The next prime is 146684147. The reversal of 146684144 is 441486641.

146684144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (146684141) and next prime (146684147).

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 146684098 and 146684107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146684141) 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, 14822 + ... + 22650.

It is an arithmetic number, because the mean of its divisors is an integer number (14223978).

Almost surely, 2^146684144 is an apocalyptic number.

It is an amenable number.

146684144 is a deficient number, since it is larger than the sum of its proper divisors (137795416).

146684144 is a wasteful number, since it uses less digits than its factorization.

146684144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9008 (or 9002 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 146684144 is about 12111.3229665466. The cubic root of 146684144 is about 527.3849396027.

The spelling of 146684144 in words is "one hundred forty-six million, six hundred eighty-four thousand, one hundred forty-four".