421004230 has 8 divisors (see below), whose sum is σ = 757807632. Its totient is φ = 168401688.

The previous prime is 421004219. The next prime is 421004237. The reversal of 421004230 is 32400124.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421004237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21050202 + ... + 21050221.

It is an arithmetic number, because the mean of its divisors is an integer number (94725954).

Almost surely, 2^421004230 is an apocalyptic number.

421004230 is a deficient number, since it is larger than the sum of its proper divisors (336803402).

421004230 is a wasteful number, since it uses less digits than its factorization.

421004230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42100430.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 421004230 is about 20518.3876072171. The cubic root of 421004230 is about 749.4836327162.

Adding to 421004230 its reverse (32400124), we get a palindrome (453404354).

The spelling of 421004230 in words is "four hundred twenty-one million, four thousand, two hundred thirty".