421332202 has 8 divisors (see below), whose sum is σ = 640656036. Its totient is φ = 207780192.

The previous prime is 421332187. The next prime is 421332211. The reversal of 421332202 is 202233124.

It can be written as a sum of positive squares in 2 ways, for example, as 410103001 + 11229201 = 20251^2 + 3351^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 421332202.

It is an unprimeable number.

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, 1442773 + ... + 1443064.

Almost surely, 2^421332202 is an apocalyptic number.

421332202 is a deficient number, since it is larger than the sum of its proper divisors (219323834).

421332202 is a wasteful number, since it uses less digits than its factorization.

421332202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885912.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 421332202 is about 20526.3781997702. The cubic root of 421332202 is about 749.6782038753.

Adding to 421332202 its reverse (202233124), we get a palindrome (623565326).

The spelling of 421332202 in words is "four hundred twenty-one million, three hundred thirty-two thousand, two hundred two".