3212445 has 8 divisors (see below), whose sum is σ = 5139936. Its totient is φ = 1713296.

The previous prime is 3212431. The next prime is 3212453. The reversal of 3212445 is 5442123.

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

It is a cyclic number.

It is not a de Polignac number, because 3212445 - 2⁵ = 3212413 is a prime.

3212445 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107067 + ... + 107096.

It is an arithmetic number, because the mean of its divisors is an integer number (642492).

Almost surely, 2^3212445 is an apocalyptic number.

It is an amenable number.

3212445 is a deficient number, since it is larger than the sum of its proper divisors (1927491).

3212445 is a wasteful number, since it uses less digits than its factorization.

3212445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214171.

The product of its digits is 960, while the sum is 21.

The square root of 3212445 is about 1792.3294897981. The cubic root of 3212445 is about 147.5520452170.

Adding to 3212445 its reverse (5442123), we get a palindrome (8654568).

The spelling of 3212445 in words is "three million, two hundred twelve thousand, four hundred forty-five".