421133030 has 16 divisors (see below), whose sum is σ = 758273184. Its totient is φ = 168401280.

The previous prime is 421133029. The next prime is 421133087. The reversal of 421133030 is 30331124.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 59774 + ... + 66446.

It is an arithmetic number, because the mean of its divisors is an integer number (47392074).

Almost surely, 2^421133030 is an apocalyptic number.

421133030 is a deficient number, since it is larger than the sum of its proper divisors (337140154).

421133030 is a wasteful number, since it uses less digits than its factorization.

421133030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12991.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 421133030 is about 20521.5260153820. The cubic root of 421133030 is about 749.5600560570.

Adding to 421133030 its reverse (30331124), we get a palindrome (451464154).

The spelling of 421133030 in words is "four hundred twenty-one million, one hundred thirty-three thousand, thirty".