422619 has 8 divisors (see below), whose sum is σ = 567360. Its totient is φ = 279816.

The previous prime is 422581. The next prime is 422621. The reversal of 422619 is 916224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422619 - 2⁸ = 422363 is a prime.

It is a super-2 number, since 2×422619² = 357213638322, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422619.

It is not an unprimeable number, because it can be changed into a prime (422689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144 + ... + 930.

It is an arithmetic number, because the mean of its divisors is an integer number (70920).

2⁴²²⁶¹⁹ is an apocalyptic number.

422619 is a deficient number, since it is larger than the sum of its proper divisors (144741).

422619 is a wasteful number, since it uses less digits than its factorization.

422619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969.

The product of its digits is 864, while the sum is 24.

The square root of 422619 is about 650.0915320168. The cubic root of 422619 is about 75.0440629965.

The spelling of 422619 in words is "four hundred twenty-two thousand, six hundred nineteen".