422916019 has 16 divisors (see below), whose sum is σ = 457773120. Its totient is φ = 389509120.

The previous prime is 422916017. The next prime is 422916037. The reversal of 422916019 is 910619224.

It is a cyclic number.

It is not a de Polignac number, because 422916019 - 2¹ = 422916017 is a prime.

It is a super-2 number, since 2×422916019² = 357715918253616722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422916017) 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, 346899 + ... + 348115.

It is an arithmetic number, because the mean of its divisors is an integer number (28610820).

Almost surely, 2^422916019 is an apocalyptic number.

422916019 is a deficient number, since it is larger than the sum of its proper divisors (34857101).

422916019 is a wasteful number, since it uses less digits than its factorization.

422916019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 422916019 is about 20564.9220518824. The cubic root of 422916019 is about 750.6163934216.

The spelling of 422916019 in words is "four hundred twenty-two million, nine hundred sixteen thousand, nineteen".