146489304 has 128 divisors (see below), whose sum is σ = 412473600. Its totient is φ = 43061760.

The previous prime is 146489279. The next prime is 146489333. The reversal of 146489304 is 403984641.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

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 31 ways as a sum of consecutive naturals, for example, 818287 + ... + 818465.

It is an arithmetic number, because the mean of its divisors is an integer number (3222450).

Almost surely, 2^146489304 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 146489304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206236800).

146489304 is an abundant number, since it is smaller than the sum of its proper divisors (265984296).

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

146489304 is a wasteful number, since it uses less digits than its factorization.

146489304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 146489304 is about 12103.2765811577. The cubic root of 146489304 is about 527.1513283227.

The spelling of 146489304 in words is "one hundred forty-six million, four hundred eighty-nine thousand, three hundred four".