3651275 has 6 divisors (see below), whose sum is σ = 4527612. Its totient is φ = 2921000.

The previous prime is 3651269. The next prime is 3651281. The reversal of 3651275 is 5721563.

It is an interprime number because it is at equal distance from previous prime (3651269) and next prime (3651281).

It is not a de Polignac number, because 3651275 - 2⁸ = 3651019 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73001 + ... + 73050.

It is an arithmetic number, because the mean of its divisors is an integer number (754602).

Almost surely, 2^3651275 is an apocalyptic number.

3651275 is a deficient number, since it is larger than the sum of its proper divisors (876337).

3651275 is a wasteful number, since it uses less digits than its factorization.

3651275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146061 (or 146056 counting only the distinct ones).

The product of its digits is 6300, while the sum is 29.

The square root of 3651275 is about 1910.8309710699. The cubic root of 3651275 is about 153.9860981435.

The spelling of 3651275 in words is "three million, six hundred fifty-one thousand, two hundred seventy-five".