146988684 has 36 divisors (see below), whose sum is σ = 376038936. Its totient is φ = 48404928.

The previous prime is 146988661. The next prime is 146988697. The reversal of 146988684 is 486889641.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 146988684.

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 in 11 ways as a sum of consecutive naturals, for example, 21609 + ... + 27584.

It is an arithmetic number, because the mean of its divisors is an integer number (10445526).

Almost surely, 2^146988684 is an apocalyptic number.

It is an amenable number.

146988684 is an abundant number, since it is smaller than the sum of its proper divisors (229050252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146988684 is a wasteful number, since it uses less digits than its factorization.

146988684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49286 (or 49281 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 54.

The square root of 146988684 is about 12123.8889800262. Note that the first 3 decimals coincide. The cubic root of 146988684 is about 527.7496661108.

The spelling of 146988684 in words is "one hundred forty-six million, nine hundred eighty-eight thousand, six hundred eighty-four".