424139577 has 4 divisors (see below), whose sum is σ = 565519440. Its totient is φ = 282759716.

The previous prime is 424139531. The next prime is 424139593. The reversal of 424139577 is 775931424.

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 a cyclic number.

It is not a de Polignac number, because 424139577 - 2⁷ = 424139449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424139777) 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 3 ways as a sum of consecutive naturals, for example, 70689927 + ... + 70689932.

It is an arithmetic number, because the mean of its divisors is an integer number (141379860).

Almost surely, 2^424139577 is an apocalyptic number.

It is an amenable number.

424139577 is a deficient number, since it is larger than the sum of its proper divisors (141379863).

424139577 is a wasteful number, since it uses less digits than its factorization.

424139577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141379862.

The product of its digits is 211680, while the sum is 42.

The square root of 424139577 is about 20594.6492322642. The cubic root of 424139577 is about 751.3395775072.

The spelling of 424139577 in words is "four hundred twenty-four million, one hundred thirty-nine thousand, five hundred seventy-seven".