424013523 has 16 divisors (see below), whose sum is σ = 571589760. Its totient is φ = 279572544.

The previous prime is 424013521. The next prime is 424013539. The reversal of 424013523 is 325310424.

It is not a de Polignac number, because 424013523 - 2¹ = 424013521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424013493 and 424013502.

It is not an unprimeable number, because it can be changed into a prime (424013521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116215 + ... + 119807.

It is an arithmetic number, because the mean of its divisors is an integer number (35724360).

Almost surely, 2^424013523 is an apocalyptic number.

424013523 is a deficient number, since it is larger than the sum of its proper divisors (147576237).

424013523 is a wasteful number, since it uses less digits than its factorization.

424013523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 424013523 is about 20591.5886468237. The cubic root of 424013523 is about 751.2651375914.

Adding to 424013523 its reverse (325310424), we get a palindrome (749323947).

The spelling of 424013523 in words is "four hundred twenty-four million, thirteen thousand, five hundred twenty-three".