321230434 has 8 divisors (see below), whose sum is σ = 550680768. Its totient is φ = 137670180.

The previous prime is 321230431. The next prime is 321230461. The reversal of 321230434 is 434032123.

It is a happy number.

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

It is a super-3 number, since 3×321230434³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (321230431) by changing a digit.

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, 11472502 + ... + 11472529.

It is an arithmetic number, because the mean of its divisors is an integer number (68835096).

Almost surely, 2^321230434 is an apocalyptic number.

321230434 is a deficient number, since it is larger than the sum of its proper divisors (229450334).

321230434 is a wasteful number, since it uses less digits than its factorization.

321230434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22945040.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 321230434 is about 17922.9024993163. The cubic root of 321230434 is about 684.8659293259.

Adding to 321230434 its reverse (434032123), we get a palindrome (755262557).

The spelling of 321230434 in words is "three hundred twenty-one million, two hundred thirty thousand, four hundred thirty-four".