145454304 has 24 divisors (see below), whose sum is σ = 381817800. Its totient is φ = 48484736.

The previous prime is 145454299. The next prime is 145454333. The reversal of 145454304 is 403454541.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 757479 + ... + 757670.

It is an arithmetic number, because the mean of its divisors is an integer number (15909075).

Almost surely, 2^145454304 is an apocalyptic number.

It is an amenable number.

145454304 is an abundant number, since it is smaller than the sum of its proper divisors (236363496).

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

145454304 is a wasteful number, since it uses less digits than its factorization.

145454304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515162 (or 1515154 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 145454304 is about 12060.4437729298. The cubic root of 145454304 is about 525.9068878637.

The spelling of 145454304 in words is "one hundred forty-five million, four hundred fifty-four thousand, three hundred four".