422318426 has 8 divisors (see below), whose sum is σ = 634125024. Its totient is φ = 210943420.

The previous prime is 422318411. The next prime is 422318443. The reversal of 422318426 is 624813224.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 422318392 and 422318401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105440 + ... + 109371.

It is an arithmetic number, because the mean of its divisors is an integer number (79265628).

Almost surely, 2^422318426 is an apocalyptic number.

422318426 is a deficient number, since it is larger than the sum of its proper divisors (211806598).

422318426 is a wasteful number, since it uses less digits than its factorization.

422318426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215796.

The product of its digits is 18432, while the sum is 32.

The square root of 422318426 is about 20550.3874902640. The cubic root of 422318426 is about 750.2626789519.

The spelling of 422318426 in words is "four hundred twenty-two million, three hundred eighteen thousand, four hundred twenty-six".