445434293 has 8 divisors (see below), whose sum is σ = 448288416. Its totient is φ = 442587600.

The previous prime is 445434263. The next prime is 445434331. The reversal of 445434293 is 392434544.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 445434293 - 2¹² = 445430197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445434263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161738 + ... + 164468.

It is an arithmetic number, because the mean of its divisors is an integer number (56036052).

Almost surely, 2^445434293 is an apocalyptic number.

It is an amenable number.

445434293 is a deficient number, since it is larger than the sum of its proper divisors (2854123).

445434293 is a wasteful number, since it uses less digits than its factorization.

445434293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3715.

The product of its digits is 207360, while the sum is 38.

The square root of 445434293 is about 21105.3143307557. The cubic root of 445434293 is about 763.7089551616.

The spelling of 445434293 in words is "four hundred forty-five million, four hundred thirty-four thousand, two hundred ninety-three".