424005031 has 2 divisors, whose sum is σ = 424005032. Its totient is φ = 424005030.

The previous prime is 424005017. The next prime is 424005047. The reversal of 424005031 is 130500424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424005031 - 2⁹ = 424004519 is a prime.

It is a super-2 number, since 2×424005031² = 359560532626621922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424005061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212002515 + 212002516.

It is an arithmetic number, because the mean of its divisors is an integer number (212002516).

Almost surely, 2^424005031 is an apocalyptic number.

424005031 is a deficient number, since it is larger than the sum of its proper divisors (1).

424005031 is an equidigital number, since it uses as much as digits as its factorization.

424005031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 424005031 is about 20591.3824450910. The cubic root of 424005031 is about 751.2601221962.

Adding to 424005031 its reverse (130500424), we get a palindrome (554505455).

The spelling of 424005031 in words is "four hundred twenty-four million, five thousand, thirty-one".