424004011 has 4 divisors (see below), whose sum is σ = 442438992. Its totient is φ = 405569032.

The previous prime is 424004003. The next prime is 424004023. The reversal of 424004011 is 110400424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424004011 - 2³ = 424004003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424074011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9217456 + ... + 9217501.

It is an arithmetic number, because the mean of its divisors is an integer number (110609748).

Almost surely, 2^424004011 is an apocalyptic number.

424004011 is a deficient number, since it is larger than the sum of its proper divisors (18434981).

424004011 is a wasteful number, since it uses less digits than its factorization.

424004011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18434980.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 424004011 is about 20591.3576774335. The cubic root of 424004011 is about 751.2595197773.

Adding to 424004011 its reverse (110400424), we get a palindrome (534404435).

The spelling of 424004011 in words is "four hundred twenty-four million, four thousand, eleven".