321421014 has 16 divisors (see below), whose sum is σ = 714269040. Its totient is φ = 107140320.

The previous prime is 321421013. The next prime is 321421073. The reversal of 321421014 is 410124123.

321421014 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×321421014² = 206622936481576392, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321421013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2976067 + ... + 2976174.

It is an arithmetic number, because the mean of its divisors is an integer number (44641815).

Almost surely, 2^321421014 is an apocalyptic number.

321421014 is an abundant number, since it is smaller than the sum of its proper divisors (392848026).

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

321421014 is a wasteful number, since it uses less digits than its factorization.

321421014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5952252 (or 5952246 counting only the distinct ones).

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

The square root of 321421014 is about 17928.2183721640. The cubic root of 321421014 is about 685.0013419264.

Adding to 321421014 its reverse (410124123), we get a palindrome (731545137).

The spelling of 321421014 in words is "three hundred twenty-one million, four hundred twenty-one thousand, fourteen".