446398245 has 24 divisors (see below), whose sum is σ = 790223616. Its totient is φ = 233012448.

The previous prime is 446398243. The next prime is 446398259. The reversal of 446398245 is 542893644.

446398245 is a `hidden beast` number, since 4 + 4 + 639 + 8 + 2 + 4 + 5 = 666.

It is not a de Polignac number, because 446398245 - 2¹ = 446398243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 446398245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446398241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103417 + ... + 107646.

It is an arithmetic number, because the mean of its divisors is an integer number (32925984).

Almost surely, 2^446398245 is an apocalyptic number.

446398245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

446398245 is a deficient number, since it is larger than the sum of its proper divisors (343825371).

446398245 is a wasteful number, since it uses less digits than its factorization.

446398245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211121 (or 211118 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 446398245 is about 21128.1387017409. The cubic root of 446398245 is about 764.2594653609.

The spelling of 446398245 in words is "four hundred forty-six million, three hundred ninety-eight thousand, two hundred forty-five".