424131239 has 16 divisors (see below), whose sum is σ = 497081088. Its totient is φ = 354385152.

The previous prime is 424131223. The next prime is 424131269. The reversal of 424131239 is 932131424.

It is a cyclic number.

It is not a de Polignac number, because 424131239 - 2⁴ = 424131223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424131269) 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, 40832 + ... + 50154.

It is an arithmetic number, because the mean of its divisors is an integer number (31067568).

Almost surely, 2^424131239 is an apocalyptic number.

424131239 is a deficient number, since it is larger than the sum of its proper divisors (72949849).

424131239 is an equidigital number, since it uses as much as digits as its factorization.

424131239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9494.

The product of its digits is 5184, while the sum is 29.

The square root of 424131239 is about 20594.4468000478. The cubic root of 424131239 is about 751.3346540411.

The spelling of 424131239 in words is "four hundred twenty-four million, one hundred thirty-one thousand, two hundred thirty-nine".