422042226 has 32 divisors (see below), whose sum is σ = 882551808. Its totient is φ = 134294160.

The previous prime is 422042207. The next prime is 422042261. The reversal of 422042226 is 622240224.

It is a junction number, because it is equal to n+sod(n) for n = 422042196 and 422042205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72691 + ... + 78281.

It is an arithmetic number, because the mean of its divisors is an integer number (27579744).

Almost surely, 2^422042226 is an apocalyptic number.

422042226 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

422042226 is an abundant number, since it is smaller than the sum of its proper divisors (460509582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422042226 is a wasteful number, since it uses less digits than its factorization.

422042226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6166.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 422042226 is about 20543.6663232248. Note that the first 3 decimals coincide. The cubic root of 422042226 is about 750.0990837982.

The spelling of 422042226 in words is "four hundred twenty-two million, forty-two thousand, two hundred twenty-six".