321545034 has 24 divisors (see below), whose sum is σ = 697509540. Its totient is φ = 107054208.

The previous prime is 321544967. The next prime is 321545041. The reversal of 321545034 is 430545123.

321545034 is a `hidden beast` number, since 3 + 2 + 154 + 503 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 293951025 + 27594009 = 17145^2 + 5253^2 .

It is a super-3 number, since 3×321545034³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 321544989 and 321545007.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5602 + ... + 25970.

Almost surely, 2^321545034 is an apocalyptic number.

321545034 is an abundant number, since it is smaller than the sum of its proper divisors (375964506).

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

321545034 is a wasteful number, since it uses less digits than its factorization.

321545034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21254 (or 21251 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 321545034 is about 17931.6768317969. The cubic root of 321545034 is about 685.0894329748.

The spelling of 321545034 in words is "three hundred twenty-one million, five hundred forty-five thousand, thirty-four".