146730688 has 56 divisors (see below), whose sum is σ = 323738240. Its totient is φ = 65525760.

The previous prime is 146730653. The next prime is 146730707. The reversal of 146730688 is 886037641.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22948 + ... + 28636.

It is an arithmetic number, because the mean of its divisors is an integer number (5781040).

Almost surely, 2^146730688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146730688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161869120).

146730688 is an abundant number, since it is smaller than the sum of its proper divisors (177007552).

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

146730688 is a wasteful number, since it uses less digits than its factorization.

146730688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5745 (or 5735 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 146730688 is about 12113.2443218157. The cubic root of 146730688 is about 527.4407147945.

The spelling of 146730688 in words is "one hundred forty-six million, seven hundred thirty thousand, six hundred eighty-eight".