3651045 has 8 divisors (see below), whose sum is σ = 5841696. Its totient is φ = 1947216.

The previous prime is 3651023. The next prime is 3651083. The reversal of 3651045 is 5401563.

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

It is not a de Polignac number, because 3651045 - 2⁹ = 3650533 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 121687 + ... + 121716.

It is an arithmetic number, because the mean of its divisors is an integer number (730212).

Almost surely, 2^3651045 is an apocalyptic number.

It is an amenable number.

3651045 is a deficient number, since it is larger than the sum of its proper divisors (2190651).

3651045 is a wasteful number, since it uses less digits than its factorization.

3651045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243411.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 3651045 is about 1910.7707868816. The cubic root of 3651045 is about 153.9828647939.

The spelling of 3651045 in words is "three million, six hundred fifty-one thousand, forty-five".