3695872 has 18 divisors (see below), whose sum is σ = 7377818. Its totient is φ = 1847808.

The previous prime is 3695869. The next prime is 3695911. The reversal of 3695872 is 2785963.

It can be written as a sum of positive squares in only one way, i.e., 3154176 + 541696 = 1776^2 + 736^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6963 + ... + 7474.

Almost surely, 2^3695872 is an apocalyptic number.

3695872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3695872 is a deficient number, since it is larger than the sum of its proper divisors (3681946).

3695872 is an equidigital number, since it uses as much as digits as its factorization.

3695872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14453 (or 14439 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The square root of 3695872 is about 1922.4650842083. The cubic root of 3695872 is about 154.6104961838.

Subtracting from 3695872 its reverse (2785963), we obtain a palindrome (909909).

It can be divided in two parts, 369 and 5872, that added together give a square (6241 = 79²).

The spelling of 3695872 in words is "three million, six hundred ninety-five thousand, eight hundred seventy-two".