3276145 has 4 divisors (see below), whose sum is σ = 3931380. Its totient is φ = 2620912.

The previous prime is 3276139. The next prime is 3276149. The reversal of 3276145 is 5416723.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 589824 + 2686321 = 768^2 + 1639^2 .

It is a cyclic number.

It is not a de Polignac number, because 3276145 - 2⁹ = 3275633 is a prime.

It is a super-2 number, since 2×3276145² = 21466252122050, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (3276149) 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, 327610 + ... + 327619.

It is an arithmetic number, because the mean of its divisors is an integer number (982845).

Almost surely, 2^3276145 is an apocalyptic number.

It is an amenable number.

3276145 is a deficient number, since it is larger than the sum of its proper divisors (655235).

3276145 is an equidigital number, since it uses as much as digits as its factorization.

3276145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655234.

The product of its digits is 5040, while the sum is 28.

The square root of 3276145 is about 1810.0124308965. The cubic root of 3276145 is about 148.5209453993.

The spelling of 3276145 in words is "three million, two hundred seventy-six thousand, one hundred forty-five".