421330466 has 8 divisors (see below), whose sum is σ = 645442560. Its totient is φ = 206182948.

The previous prime is 421330457. The next prime is 421330519. The reversal of 421330466 is 664033124.

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

It is a Curzon number.

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, 2241026 + ... + 2241213.

It is an arithmetic number, because the mean of its divisors is an integer number (80680320).

Almost surely, 2^421330466 is an apocalyptic number.

421330466 is a deficient number, since it is larger than the sum of its proper divisors (224112094).

421330466 is a wasteful number, since it uses less digits than its factorization.

421330466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4482288.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 421330466 is about 20526.3359126757. The cubic root of 421330466 is about 749.6771742498.

The spelling of 421330466 in words is "four hundred twenty-one million, three hundred thirty thousand, four hundred sixty-six".