421014312 has 48 divisors (see below), whose sum is σ = 1200264000. Its totient is φ = 132951456.

The previous prime is 421014301. The next prime is 421014313. The reversal of 421014312 is 213410124.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (421014313) 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 11 ways as a sum of consecutive naturals, for example, 152512 + ... + 155247.

It is an arithmetic number, because the mean of its divisors is an integer number (25005500).

Almost surely, 2^421014312 is an apocalyptic number.

It is an amenable number.

421014312 is an abundant number, since it is smaller than the sum of its proper divisors (779249688).

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

421014312 is a wasteful number, since it uses less digits than its factorization.

421014312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307790 (or 307783 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 421014312 is about 20518.6332878191. The cubic root of 421014312 is about 749.4896154222.

Adding to 421014312 its reverse (213410124), we get a palindrome (634424436).

The spelling of 421014312 in words is "four hundred twenty-one million, fourteen thousand, three hundred twelve".