147020448 has 96 divisors (see below), whose sum is σ = 397897920. Its totient is φ = 47513600.

The previous prime is 147020441. The next prime is 147020477. The reversal of 147020448 is 844020741.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (147020441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 571936 + ... + 572192.

It is an arithmetic number, because the mean of its divisors is an integer number (4144770).

Almost surely, 2^147020448 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 147020448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198948960).

147020448 is an abundant number, since it is smaller than the sum of its proper divisors (250877472).

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

147020448 is a wasteful number, since it uses less digits than its factorization.

147020448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 147020448 is about 12125.1988849668. The cubic root of 147020448 is about 527.7876786356.

The spelling of 147020448 in words is "one hundred forty-seven million, twenty thousand, four hundred forty-eight".