421214200 has 48 divisors (see below), whose sum is σ = 1068357960. Its totient is φ = 153168000.

The previous prime is 421214191. The next prime is 421214207. The reversal of 421214200 is 2412124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421214207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93531 + ... + 97930.

Almost surely, 2^421214200 is an apocalyptic number.

421214200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

421214200 is an abundant number, since it is smaller than the sum of its proper divisors (647143760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421214200 is a wasteful number, since it uses less digits than its factorization.

421214200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191488 (or 191479 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 421214200 is about 20523.5035995319. The cubic root of 421214200 is about 749.6082101848.

Adding to 421214200 its reverse (2412124), we get a palindrome (423626324).

The spelling of 421214200 in words is "four hundred twenty-one million, two hundred fourteen thousand, two hundred".