523424001 has 4 divisors (see below), whose sum is σ = 697898672. Its totient is φ = 348949332.

The previous prime is 523423997. The next prime is 523424009. The reversal of 523424001 is 100424325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 523424001 - 2² = 523423997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523424009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87237331 + ... + 87237336.

It is an arithmetic number, because the mean of its divisors is an integer number (174474668).

Almost surely, 2^523424001 is an apocalyptic number.

It is an amenable number.

523424001 is a deficient number, since it is larger than the sum of its proper divisors (174474671).

523424001 is a wasteful number, since it uses less digits than its factorization.

523424001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174474670.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 523424001 is about 22878.4615085893. The cubic root of 523424001 is about 805.9062879141.

Adding to 523424001 its reverse (100424325), we get a palindrome (623848326).

The spelling of 523424001 in words is "five hundred twenty-three million, four hundred twenty-four thousand, one".