446972072 has 8 divisors (see below), whose sum is σ = 838072650. Its totient is φ = 223486032.

The previous prime is 446972059. The next prime is 446972081. The reversal of 446972072 is 270279644.

It can be written as a sum of positive squares in only one way, i.e., 333208516 + 113763556 = 18254^2 + 10666^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27935747 + ... + 27935762.

Almost surely, 2^446972072 is an apocalyptic number.

It is an amenable number.

446972072 is a deficient number, since it is larger than the sum of its proper divisors (391100578).

446972072 is a wasteful number, since it uses less digits than its factorization.

446972072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55871515 (or 55871511 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 446972072 is about 21141.7140270130. The cubic root of 446972072 is about 764.5868000829.

The spelling of 446972072 in words is "four hundred forty-six million, nine hundred seventy-two thousand, seventy-two".