421255322 has 8 divisors (see below), whose sum is σ = 632488500. Its totient is φ = 210425824.

The previous prime is 421255319. The next prime is 421255337. The reversal of 421255322 is 223552124.

It can be written as a sum of positive squares in 2 ways, for example, as 382554481 + 38700841 = 19559^2 + 6221^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 421255291 and 421255300.

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, 98297 + ... + 102492.

Almost surely, 2^421255322 is an apocalyptic number.

421255322 is a deficient number, since it is larger than the sum of its proper divisors (211233178).

421255322 is a wasteful number, since it uses less digits than its factorization.

421255322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201840.

The product of its digits is 4800, while the sum is 26.

The square root of 421255322 is about 20524.5054020797. The cubic root of 421255322 is about 749.6326034632.

The spelling of 421255322 in words is "four hundred twenty-one million, two hundred fifty-five thousand, three hundred twenty-two".