424520445 has 8 divisors (see below), whose sum is σ = 679232736. Its totient is φ = 226410896.

The previous prime is 424520441. The next prime is 424520449. The reversal of 424520445 is 544025424.

It is an interprime number because it is at equal distance from previous prime (424520441) and next prime (424520449).

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 424520445 - 2² = 424520441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424520441) 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, 14150667 + ... + 14150696.

It is an arithmetic number, because the mean of its divisors is an integer number (84904092).

Almost surely, 2^424520445 is an apocalyptic number.

It is an amenable number.

424520445 is a deficient number, since it is larger than the sum of its proper divisors (254712291).

424520445 is a wasteful number, since it uses less digits than its factorization.

424520445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28301371.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 424520445 is about 20603.8939280904. The cubic root of 424520445 is about 751.5644056887.

Adding to 424520445 its reverse (544025424), we get a palindrome (968545869).

The spelling of 424520445 in words is "four hundred twenty-four million, five hundred twenty thousand, four hundred forty-five".