424300031 has 2 divisors, whose sum is σ = 424300032. Its totient is φ = 424300030.

The previous prime is 424300027. The next prime is 424300057. The reversal of 424300031 is 130003424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424300031 - 2² = 424300027 is a prime.

It is a super-2 number, since 2×424300031² = 360061032613201922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424299982 and 424300009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424300831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212150015 + 212150016.

It is an arithmetic number, because the mean of its divisors is an integer number (212150016).

Almost surely, 2^424300031 is an apocalyptic number.

424300031 is a deficient number, since it is larger than the sum of its proper divisors (1).

424300031 is an equidigital number, since it uses as much as digits as its factorization.

424300031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 424300031 is about 20598.5443903204. The cubic root of 424300031 is about 751.4343106627.

Adding to 424300031 its reverse (130003424), we get a palindrome (554303455).

The spelling of 424300031 in words is "four hundred twenty-four million, three hundred thousand, thirty-one".