424445345 has 8 divisors (see below), whose sum is σ = 509955264. Its totient is φ = 339142384.

The previous prime is 424445323. The next prime is 424445347. The reversal of 424445345 is 543544424.

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 424445345 - 2¹² = 424441249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424445347) 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, 47189 + ... + 55458.

It is an arithmetic number, because the mean of its divisors is an integer number (63744408).

Almost surely, 2^424445345 is an apocalyptic number.

It is an amenable number.

424445345 is a deficient number, since it is larger than the sum of its proper divisors (85509919).

424445345 is a wasteful number, since it uses less digits than its factorization.

424445345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103479.

The product of its digits is 153600, while the sum is 35.

The square root of 424445345 is about 20602.0713764417. The cubic root of 424445345 is about 751.5200844503.

Adding to 424445345 its reverse (543544424), we get a palindrome (967989769).

The spelling of 424445345 in words is "four hundred twenty-four million, four hundred forty-five thousand, three hundred forty-five".