424259531 has 16 divisors (see below), whose sum is σ = 489175200. Its totient is φ = 365234688.

The previous prime is 424259509. The next prime is 424259551. The reversal of 424259531 is 135952424.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424259531 is a prime.

It is a super-2 number, since 2×424259531² = 359992299288679922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424259491 and 424259500.

It is not an unprimeable number, because it can be changed into a prime (424259551) 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, 13280 + ... + 32013.

It is an arithmetic number, because the mean of its divisors is an integer number (30573450).

Almost surely, 2^424259531 is an apocalyptic number.

424259531 is a deficient number, since it is larger than the sum of its proper divisors (64915669).

424259531 is a wasteful number, since it uses less digits than its factorization.

424259531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45358.

The product of its digits is 43200, while the sum is 35.

The square root of 424259531 is about 20597.5612876865. The cubic root of 424259531 is about 751.4104014352.

The spelling of 424259531 in words is "four hundred twenty-four million, two hundred fifty-nine thousand, five hundred thirty-one".