321234025 has 24 divisors (see below), whose sum is σ = 457641344. Its totient is φ = 219110400.

The previous prime is 321234013. The next prime is 321234029. The reversal of 321234025 is 520432123.

It is not a de Polignac number, because 321234025 - 2⁵ = 321233993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321233987 and 321234005.

It is not an unprimeable number, because it can be changed into a prime (321234029) 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 23 ways as a sum of consecutive naturals, for example, 29020 + ... + 38530.

Almost surely, 2^321234025 is an apocalyptic number.

321234025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

321234025 is a deficient number, since it is larger than the sum of its proper divisors (136407319).

321234025 is a wasteful number, since it uses less digits than its factorization.

321234025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9721 (or 9716 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 321234025 is about 17923.0026781229. The cubic root of 321234025 is about 684.8684813303.

Adding to 321234025 its reverse (520432123), we get a palindrome (841666148).

The spelling of 321234025 in words is "three hundred twenty-one million, two hundred thirty-four thousand, twenty-five".