421468330 has 16 divisors (see below), whose sum is σ = 791627904. Its totient is φ = 161257360.

The previous prime is 421468321. The next prime is 421468357. The reversal of 421468330 is 33864124.

It is a junction number, because it is equal to n+sod(n) for n = 421468292 and 421468301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916006 + ... + 916465.

It is an arithmetic number, because the mean of its divisors is an integer number (49476744).

Almost surely, 2^421468330 is an apocalyptic number.

421468330 is a deficient number, since it is larger than the sum of its proper divisors (370159574).

421468330 is a wasteful number, since it uses less digits than its factorization.

421468330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832501.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 421468330 is about 20529.6938603575. The cubic root of 421468330 is about 749.7589328942.

The spelling of 421468330 in words is "four hundred twenty-one million, four hundred sixty-eight thousand, three hundred thirty".