3250321 has 4 divisors (see below), whose sum is σ = 3269952. Its totient is φ = 3230692.

The previous prime is 3250301. The next prime is 3250333. The reversal of 3250321 is 1230523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3250321 - 2⁹ = 3249809 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

3250321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3250295 and 3250304.

It is not an unprimeable number, because it can be changed into a prime (3250301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9565 + ... + 9898.

It is an arithmetic number, because the mean of its divisors is an integer number (817488).

Almost surely, 2^3250321 is an apocalyptic number.

It is an amenable number.

3250321 is a deficient number, since it is larger than the sum of its proper divisors (19631).

3250321 is a wasteful number, since it uses less digits than its factorization.

3250321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19630.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 3250321 is about 1802.8646649153. The cubic root of 3250321 is about 148.1296799841.

Adding to 3250321 its reverse (1230523), we get a palindrome (4480844).

The spelling of 3250321 in words is "three million, two hundred fifty thousand, three hundred twenty-one".