445482293 has 2 divisors, whose sum is σ = 445482294. Its totient is φ = 445482292.

The previous prime is 445482277. The next prime is 445482337. The reversal of 445482293 is 392284544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 435890884 + 9591409 = 20878^2 + 3097^2 .

It is a cyclic number.

It is not a de Polignac number, because 445482293 - 2⁴ = 445482277 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 445482293.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445481293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222741146 + 222741147.

It is an arithmetic number, because the mean of its divisors is an integer number (222741147).

Almost surely, 2^445482293 is an apocalyptic number.

It is an amenable number.

445482293 is a deficient number, since it is larger than the sum of its proper divisors (1).

445482293 is an equidigital number, since it uses as much as digits as its factorization.

445482293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 41.

The square root of 445482293 is about 21106.4514544724. The cubic root of 445482293 is about 763.7363866023.

The spelling of 445482293 in words is "four hundred forty-five million, four hundred eighty-two thousand, two hundred ninety-three".