422344031 has 4 divisors (see below), whose sum is σ = 435968064. Its totient is φ = 408720000.

The previous prime is 422344001. The next prime is 422344049. The reversal of 422344031 is 130443224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422344031 - 2¹⁰ = 422343007 is a prime.

It is a super-2 number, since 2×422344031² = 356748961042657922, 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 = 422343988 and 422344006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422344001) 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, 6811970 + ... + 6812031.

It is an arithmetic number, because the mean of its divisors is an integer number (108992016).

Almost surely, 2^422344031 is an apocalyptic number.

422344031 is a deficient number, since it is larger than the sum of its proper divisors (13624033).

422344031 is a wasteful number, since it uses less digits than its factorization.

422344031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13624032.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 422344031 is about 20551.0104617754. The cubic root of 422344031 is about 750.2778413558.

Adding to 422344031 its reverse (130443224), we get a palindrome (552787255).

The spelling of 422344031 in words is "four hundred twenty-two million, three hundred forty-four thousand, thirty-one".