421141330 has 8 divisors (see below), whose sum is σ = 758054412. Its totient is φ = 168456528.

The previous prime is 421141319. The next prime is 421141333. The reversal of 421141330 is 33141124.

It can be written as a sum of positive squares in 2 ways, for example, as 399880009 + 21261321 = 19997^2 + 4611^2 .

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 = 421141298 and 421141307.

It is not an unprimeable number, because it can be changed into a prime (421141333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21057057 + ... + 21057076.

Almost surely, 2^421141330 is an apocalyptic number.

421141330 is a deficient number, since it is larger than the sum of its proper divisors (336913082).

421141330 is a wasteful number, since it uses less digits than its factorization.

421141330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42114140.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 421141330 is about 20521.7282410620. The cubic root of 421141330 is about 749.5649803185.

Adding to 421141330 its reverse (33141124), we get a palindrome (454282454).

The spelling of 421141330 in words is "four hundred twenty-one million, one hundred forty-one thousand, three hundred thirty".