3678765 has 8 divisors (see below), whose sum is σ = 5886048. Its totient is φ = 1962000.

The previous prime is 3678751. The next prime is 3678791. The reversal of 3678765 is 5678763.

3678765 = 156² + 157² + ... + 245².

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

It is not a de Polignac number, because 3678765 - 2¹⁵ = 3645997 is a prime.

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

It is a Curzon 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, 122611 + ... + 122640.

It is an arithmetic number, because the mean of its divisors is an integer number (735756).

Almost surely, 2^3678765 is an apocalyptic number.

It is an amenable number.

3678765 is a deficient number, since it is larger than the sum of its proper divisors (2207283).

3678765 is a wasteful number, since it uses less digits than its factorization.

3678765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245259.

The product of its digits is 211680, while the sum is 42.

The square root of 3678765 is about 1918.0106881871. The cubic root of 3678765 is about 154.3715798004.

The spelling of 3678765 in words is "three million, six hundred seventy-eight thousand, seven hundred sixty-five".