421314302 has 4 divisors (see below), whose sum is σ = 631971456. Its totient is φ = 210657150.

The previous prime is 421314277. The next prime is 421314307. The reversal of 421314302 is 203413124.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421314307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105328574 + ... + 105328577.

It is an arithmetic number, because the mean of its divisors is an integer number (157992864).

Almost surely, 2^421314302 is an apocalyptic number.

421314302 is a deficient number, since it is larger than the sum of its proper divisors (210657154).

421314302 is a wasteful number, since it uses less digits than its factorization.

421314302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210657153.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 421314302 is about 20525.9421708237. The cubic root of 421314302 is about 749.6675872093.

Adding to 421314302 its reverse (203413124), we get a palindrome (624727426).

The spelling of 421314302 in words is "four hundred twenty-one million, three hundred fourteen thousand, three hundred two".