424719985 has 8 divisors (see below), whose sum is σ = 514612800. Its totient is φ = 336476784.

The previous prime is 424719961. The next prime is 424720007. The reversal of 424719985 is 589917424.

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 424719985 - 2⁹ = 424719473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411835 + ... + 412864.

It is an arithmetic number, because the mean of its divisors is an integer number (64326600).

Almost surely, 2^424719985 is an apocalyptic number.

It is an amenable number.

424719985 is a deficient number, since it is larger than the sum of its proper divisors (89892815).

424719985 is a wasteful number, since it uses less digits than its factorization.

424719985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824807.

The product of its digits is 725760, while the sum is 49.

The square root of 424719985 is about 20608.7356477781. The cubic root of 424719985 is about 751.6821414168.

The spelling of 424719985 in words is "four hundred twenty-four million, seven hundred nineteen thousand, nine hundred eighty-five".