3700865 has 16 divisors (see below), whose sum is σ = 5201280. Its totient is φ = 2474880.

The previous prime is 3700847. The next prime is 3700867. The reversal of 3700865 is 5680073.

It is not a de Polignac number, because 3700865 - 2¹⁰ = 3699841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3700867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146 + ... + 2724.

It is an arithmetic number, because the mean of its divisors is an integer number (325080).

Almost surely, 2^3700865 is an apocalyptic number.

3700865 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3700865 is a deficient number, since it is larger than the sum of its proper divisors (1500415).

3700865 is a wasteful number, since it uses less digits than its factorization.

3700865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 3700865 is about 1923.7632390708. The cubic root of 3700865 is about 154.6800893977.

It can be divided in two parts, 37008 and 65, that added together give a palindrome (37073).

The spelling of 3700865 in words is "three million, seven hundred thousand, eight hundred sixty-five".