1445672484 has 27 divisors (see below), whose sum is σ = 3654915537. Its totient is φ = 481814784.

The previous prime is 1445672471. The next prime is 1445672491. The reversal of 1445672484 is 4842765441.

The square root of 1445672484 is 38022.

It is a perfect power (a square), and thus also a powerful number.

1445672484 is a `hidden beast` number, since 1 + 4 + 4 + 567 + 2 + 4 + 84 = 666.

It can be written as a sum of positive squares in only one way, i.e., 504900900 + 940771584 = 22470^2 + 30672^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 224964 + ... + 231300.

Almost surely, 2^1445672484 is an apocalyptic number.

1445672484 is the 38022-nd square number.

It is an amenable number.

1445672484 is an abundant number, since it is smaller than the sum of its proper divisors (2209243053).

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

1445672484 is an frugal number, since it uses more digits than its factorization.

1445672484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12684 (or 6342 counting only the distinct ones).

The product of its digits is 860160, while the sum is 45.

The cubic root of 1445672484 is about 1130.7240729646.

The spelling of 1445672484 in words is "one billion, four hundred forty-five million, six hundred seventy-two thousand, four hundred eighty-four".