421333327 has 2 divisors, whose sum is σ = 421333328. Its totient is φ = 421333326.

The previous prime is 421333309. The next prime is 421333349. The reversal of 421333327 is 723333124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421333327 - 2¹¹ = 421331279 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 421333295 and 421333304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421333397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210666663 + 210666664.

It is an arithmetic number, because the mean of its divisors is an integer number (210666664).

Almost surely, 2^421333327 is an apocalyptic number.

421333327 is a deficient number, since it is larger than the sum of its proper divisors (1).

421333327 is an equidigital number, since it uses as much as digits as its factorization.

421333327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 28.

The square root of 421333327 is about 20526.4056035147. The cubic root of 421333327 is about 749.6788711139.

The spelling of 421333327 in words is "four hundred twenty-one million, three hundred thirty-three thousand, three hundred twenty-seven".