145604416 has 28 divisors (see below), whose sum is σ = 289572192. Its totient is φ = 72641408.

The previous prime is 145604401. The next prime is 145604441. The reversal of 145604416 is 614406541.

145604416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29931 + ... + 34453.

It is an arithmetic number, because the mean of its divisors is an integer number (10341864).

Almost surely, 2^145604416 is an apocalyptic number.

145604416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145604416 is a deficient number, since it is larger than the sum of its proper divisors (143967776).

145604416 is an equidigital number, since it uses as much as digits as its factorization.

145604416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038 (or 5028 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 145604416 is about 12066.6654880294. The cubic root of 145604416 is about 526.0877414388.

The spelling of 145604416 in words is "one hundred forty-five million, six hundred four thousand, four hundred sixteen".