3641693 has 4 divisors (see below), whose sum is σ = 3972768. Its totient is φ = 3310620.

The previous prime is 3641653. The next prime is 3641707. The reversal of 3641693 is 3961463.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3641693 - 2⁶ = 3641629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165521 + ... + 165542.

It is an arithmetic number, because the mean of its divisors is an integer number (993192).

Almost surely, 2^3641693 is an apocalyptic number.

It is an amenable number.

3641693 is a deficient number, since it is larger than the sum of its proper divisors (331075).

3641693 is a wasteful number, since it uses less digits than its factorization.

3641693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331074.

The product of its digits is 11664, while the sum is 32.

The square root of 3641693 is about 1908.3220378123. The cubic root of 3641693 is about 153.8512788100.

It can be divided in two parts, 3641 and 693, that added together give a palindrome (4334).

The spelling of 3641693 in words is "three million, six hundred forty-one thousand, six hundred ninety-three".