446740145 has 8 divisors (see below), whose sum is σ = 539084160. Its totient is φ = 355394800.

The previous prime is 446740117. The next prime is 446740159. The reversal of 446740145 is 541047644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 446740145 - 2¹⁰ = 446739121 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248681 + ... + 250470.

It is an arithmetic number, because the mean of its divisors is an integer number (67385520).

Almost surely, 2^446740145 is an apocalyptic number.

It is an amenable number.

446740145 is a deficient number, since it is larger than the sum of its proper divisors (92344015).

446740145 is a wasteful number, since it uses less digits than its factorization.

446740145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499335.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 446740145 is about 21136.2282586085. The cubic root of 446740145 is about 764.4545330550.

Adding to 446740145 its reverse (541047644), we get a palindrome (987787789).

The spelling of 446740145 in words is "four hundred forty-six million, seven hundred forty thousand, one hundred forty-five".